> 5.3.4 AUP Webflow seem to break createTicketGrantingTicket

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Curtis Ruck

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Nov 30, 2018, 4:57:15 PM11/30/18
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So after further research, it appears in 5.3.6 (based on this commit in 5.3.4) aup-webflow breaks authentication.

My basis of this, is below:

2018-11-30 16:43:11,338 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.ActionState] - <Entering state 'createTicketGrantingTicket' of flow 'login'>
2018-11-30 16:43:11,339 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing [EvaluateAction@7c5d0de1 expression = acceptableUsagePolicyVerifyAction, resultExpression = [null]]>
2018-11-30 16:43:11,339 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'acceptableUsagePolicyVerifyAction'>
2018-11-30 16:43:11,339 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing org.apereo.cas.web.flow.AcceptableUsagePolicyVerifyAction@79250dd0>
2018-11-30 16:43:11,340 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing org.apereo.cas.web.flow.AcceptableUsagePolicyVerifyAction@79250dd0; result = success>
2018-11-30 16:43:11,340 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing [EvaluateAction@7c5d0de1 expression = acceptableUsagePolicyVerifyAction, resultExpression = [null]]; result = success>
2018-11-30 16:43:11,340 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Executing [Transition@26fd67d8 on = success, to = sendTicketGrantingTicket]>
2018-11-30 16:43:11,341 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Exiting state 'createTicketGrantingTicket'>


From my understanding, the commit, tries to insert "acceptableUsagePolicyVerifyAction" just before executing the action "createTicketGrantingTicket".  In the above log snippet, it appears it's running the AcceptableUsagePolicyVerifyAction, but it's not logging the this message: LOGGER.debug("Creating ticket-granting ticket, potentially based on [{}]", ticketGrantingTicket); in the above snippet.  This goes on to cause the @Audit failure, which appears to be the real issue, but I believe it's only the symptom of createTicketGrantingTicket not being executed.  I think the prependActionsToActionStateExecutionList is actually somehow replacing the call to CreateTicketGrantingTicketAction.

I don't know enough about webflow usage to figure out where the webflow's are breaking down.  Is there anyway to generate a webflow action graph?  In the same vein as generating an autoconfig report with "org.springframework.boot.autoconfigure.logging.AutoConfigurationReportLoggingInitializer"

Full log...

2018-11-30 16:43:11,335 DEBUG [XNIO-2 task-9] [org.apereo.cas.web.flow.resolver.impl.AbstractCasWebflowEventResolver] - <Resolved single event [success] via [org.apereo.cas.web.flow.resolver.impl.InitialAuthenticationAttemptWebflowEventResolver] for this context>
2018-11-30 16:43:11,335 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing org.apereo.cas.web.flow.actions.InitialAuthenticationAction@27f0a4ed; result = success>
2018-11-30 16:43:11,335 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.AnnotatedAction] - <Clearing action execution attributes map[[empty]]>
2018-11-30 16:43:11,335 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing [EvaluateAction@6c650f22 expression = authenticationViaFormAction, resultExpression = [null]]; result = success>
2018-11-30 16:43:11,336 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Executing [Transition@5217db2a on = success, to = acceptableUsagePolicyCheck]>
2018-11-30 16:43:11,336 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Exiting state 'realSubmit'>
2018-11-30 16:43:11,336 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.ActionState] - <Entering state 'acceptableUsagePolicyCheck' of flow 'login'>
2018-11-30 16:43:11,336 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing [EvaluateAction@31555760 expression = acceptableUsagePolicyVerifyAction, resultExpression = [null]]>
2018-11-30 16:43:11,337 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'acceptableUsagePolicyVerifyAction'>
2018-11-30 16:43:11,337 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing org.apereo.cas.web.flow.AcceptableUsagePolicyVerifyAction@79250dd0>
2018-11-30 16:43:11,337 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing org.apereo.cas.web.flow.AcceptableUsagePolicyVerifyAction@79250dd0; result = success>
2018-11-30 16:43:11,338 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing [EvaluateAction@31555760 expression = acceptableUsagePolicyVerifyAction, resultExpression = [null]]; result = success>
2018-11-30 16:43:11,338 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Executing [Transition@476aac13 on = success, to = createTicketGrantingTicket]>
2018-11-30 16:43:11,338 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Exiting state 'acceptableUsagePolicyCheck'>
2018-11-30 16:43:11,338 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.ActionState] - <Entering state 'createTicketGrantingTicket' of flow 'login'>
2018-11-30 16:43:11,339 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing [EvaluateAction@7c5d0de1 expression = acceptableUsagePolicyVerifyAction, resultExpression = [null]]>
2018-11-30 16:43:11,339 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'acceptableUsagePolicyVerifyAction'>
2018-11-30 16:43:11,339 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing org.apereo.cas.web.flow.AcceptableUsagePolicyVerifyAction@79250dd0>
2018-11-30 16:43:11,340 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing org.apereo.cas.web.flow.AcceptableUsagePolicyVerifyAction@79250dd0; result = success>
2018-11-30 16:43:11,340 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing [EvaluateAction@7c5d0de1 expression = acceptableUsagePolicyVerifyAction, resultExpression = [null]]; result = success>
2018-11-30 16:43:11,340 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Executing [Transition@26fd67d8 on = success, to = sendTicketGrantingTicket]>
2018-11-30 16:43:11,341 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Exiting state 'createTicketGrantingTicket'>
2018-11-30 16:43:11,341 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.ActionState] - <Entering state 'sendTicketGrantingTicket' of flow 'login'>
2018-11-30 16:43:11,341 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing [EvaluateAction@7bd004a3 expression = sendTicketGrantingTicketAction, resultExpression = [null]]>
2018-11-30 16:43:11,341 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'sendTicketGrantingTicketAction'>
2018-11-30 16:43:11,342 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing org.apereo.cas.web.flow.login.SendTicketGrantingTicketAction@63f00f38>
2018-11-30 16:43:11,342 DEBUG [XNIO-2 task-9] [org.apereo.cas.web.flow.login.SendTicketGrantingTicketAction] - <No ticket-granting ticket is found in the context.>
2018-11-30 16:43:11,342 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing org.apereo.cas.web.flow.login.SendTicketGrantingTicketAction@63f00f38; result = success>
2018-11-30 16:43:11,343 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Finished executing [EvaluateAction@7bd004a3 expression = sendTicketGrantingTicketAction, resultExpression = [null]]; result = success>
2018-11-30 16:43:11,343 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Executing [Transition@50ad200 on = success, to = serviceCheck]>
2018-11-30 16:43:11,343 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Exiting state 'sendTicketGrantingTicket'>
2018-11-30 16:43:11,343 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.DecisionState] - <Entering state 'serviceCheck' of flow 'login'>
2018-11-30 16:43:11,344 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Executing [Transition@1dc125dd on = flowScope.service != null, to = generateServiceTicket]>
2018-11-30 16:43:11,344 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.Transition] - <Exiting state 'serviceCheck'>
2018-11-30 16:43:11,344 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.ActionState] - <Entering state 'generateServiceTicket' of flow 'login'>
2018-11-30 16:43:11,345 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing [EvaluateAction@143bb6a7 expression = generateServiceTicketAction, resultExpression = [null]]>
2018-11-30 16:43:11,345 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'generateServiceTicketAction'>
2018-11-30 16:43:11,346 DEBUG [XNIO-2 task-9] [org.springframework.webflow.execution.ActionExecutor] - <Executing org.apereo.cas.web.flow.GenerateServiceTicketAction@1d6f9106>
2018-11-30 16:43:11,346 DEBUG [XNIO-2 task-9] [org.apereo.cas.web.flow.GenerateServiceTicketAction] - <Service asking for service ticket is [AbstractWebApplicationService(id=https://example.com/debugcas/, originalUrl=https://example.com/debugcas/, artifactId=null, principal=null, source=service, loggedOutAlready=false, format=XML, attributes={})]>
2018-11-30 16:43:11,346 DEBUG [XNIO-2 task-9] [org.apereo.cas.web.flow.GenerateServiceTicketAction] - <Ticket-granting ticket found in the context is [null]>
2018-11-30 16:43:11,347 DEBUG [XNIO-2 task-9] [org.apereo.cas.authentication.PseudoPlatformTransactionManager] - <Creating new transaction with name [org.apereo.cas.ticket.registry.DefaultTicketRegistrySupport.getAuthenticationFrom]: PROPAGATION_REQUIRED,ISOLATION_DEFAULT; 'ticketTransactionManager'>
2018-11-30 16:43:11,347 DEBUG [XNIO-2 task-9] [org.apereo.cas.authentication.PseudoPlatformTransactionManager] - <Initiating transaction commit>
2018-11-30 16:43:11,348 DEBUG [XNIO-2 task-9] [org.apereo.cas.web.flow.GenerateServiceTicketAction] - <CAS has determined ticket-granting ticket [null] is invalid and must be destroyed>
2018-11-30 16:43:11,348 DEBUG [XNIO-2 task-9] [org.apereo.cas.authentication.PseudoPlatformTransactionManager] - <Creating new transaction with name [org.apereo.cas.DefaultCentralAuthenticationService.destroyTicketGrantingTicket]: PROPAGATION_REQUIRED,ISOLATION_DEFAULT; 'ticketTransactionManager'>
2018-11-30 16:43:11,349 DEBUG [XNIO-2 task-9] [org.apereo.cas.DefaultCentralAuthenticationService] - <Removing ticket [null] from registry...>
2018-11-30 16:43:11,349 DEBUG [XNIO-2 task-9] [org.apereo.cas.authentication.PseudoPlatformTransactionManager] - <Initiating transaction rollback>
2018-11-30 16:43:11,350 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.impl.FlowExecutionImpl] - <Attempting to handle [org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.apereo.cas.web.flow.GenerateServiceTicketAction@1d6f9106 in state 'generateServiceTicket' of flow 'login' -- action execution attributes were 'map[[empty]]'] with root cause [java.lang.IllegalArgumentException: 'actionPerformed' cannot be null.
Check the correctness of @Audit annotation at the following audit point: execution(public java.util.List org.apereo.cas.DefaultCentralAuthenticationService.destroyTicketGrantingTicket(java.lang.String))]>
2018-11-30 16:43:11,350 DEBUG [XNIO-2 task-9] [org.springframework.webflow.engine.impl.FlowExecutionImpl] - <Rethrowing unhandled flow execution exception>
2018-11-30 16:43:11,351 DEBUG [XNIO-2 task-9] [org.apereo.cas.web.FlowExecutionExceptionResolver] - <Ignoring the received exception due to a type mismatch>
org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.apereo.cas.web.flow.GenerateServiceTicketAction@1d6f9106 in state 'generateServiceTicket' of flow 'login' -- action execution attributes were 'map[[empty]]'
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:62) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:77) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:101) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.DecisionState.doEnter(DecisionState.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.handleEvent(ViewState.java:231) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.resume(ViewState.java:195) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.resume(Flow.java:537) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.resume(FlowExecutionImpl.java:259) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.executor.FlowExecutorImpl.resumeExecution(FlowExecutorImpl.java:168) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_181]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy204.resumeExecution(Unknown Source) ~[?:?]
        at org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:254) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.web.support.AuthenticationCredentialsThreadLocalBinderClearingFilter.doFilter(AuthenticationCredentialsThreadLocalBinderClearingFilter.java:30) ~[cas-server-core-web-api-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.RequestParameterPolicyEnforcementFilter.doFilter(RequestParameterPolicyEnforcementFilter.java:261) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.ResponseHeadersEnforcementFilter.doFilter(ResponseHeadersEnforcementFilter.java:240) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.AddResponseHeadersFilter.doFilter(AddResponseHeadersFilter.java:94) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:111) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.logging.web.ThreadContextMDCServletFilter.doFilter(ThreadContextMDCServletFilter.java:91) ~[cas-server-core-logging-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:103) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:66) ~[inspektr-common-1.8.3.GA.jar!/:1.8.3.GA]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.Connectors.executeRootHandler(Connectors.java:336) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_181]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_181]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]
Caused by: java.lang.IllegalArgumentException: 'actionPerformed' cannot be null.
Check the correctness of @Audit annotation at the following audit point: execution(public java.util.List org.apereo.cas.DefaultCentralAuthenticationService.destroyTicketGrantingTicket(java.lang.String))
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.assertNotNull(AuditTrailManagementAspect.java:201) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.executeAuditCode(AuditTrailManagementAspect.java:160) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.handleAuditTrail(AuditTrailManagementAspect.java:149) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at sun.reflect.GeneratedMethodAccessor204.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:627) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:616) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:168) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:45) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:48) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:34) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:46) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:671) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.apereo.cas.DefaultCentralAuthenticationService$$EnhancerBySpringCGLIB$$6dc3bea6.destroyTicketGrantingTicket(<generated>) ~[cas-server-core-5.3.6.jar!/:5.3.6]
        at org.apereo.cas.web.flow.GenerateServiceTicketAction.doExecute(GenerateServiceTicketAction.java:106) ~[cas-server-support-actions-5.3.6.jar!/:5.3.6]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.GeneratedMethodAccessor219.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy172.execute(Unknown Source) ~[?:?]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        ... 145 more
2018-11-30 16:43:11,351 DEBUG [XNIO-2 task-9] [org.apereo.cas.web.FlowExecutionExceptionResolver] - <Ignoring the received exception due to a type mismatch>
org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.apereo.cas.web.flow.GenerateServiceTicketAction@1d6f9106 in state 'generateServiceTicket' of flow 'login' -- action execution attributes were 'map[[empty]]'
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:62) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:77) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:101) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.DecisionState.doEnter(DecisionState.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.handleEvent(ViewState.java:231) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.resume(ViewState.java:195) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.resume(Flow.java:537) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.resume(FlowExecutionImpl.java:259) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.executor.FlowExecutorImpl.resumeExecution(FlowExecutorImpl.java:168) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_181]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy204.resumeExecution(Unknown Source) ~[?:?]
        at org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:254) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.web.support.AuthenticationCredentialsThreadLocalBinderClearingFilter.doFilter(AuthenticationCredentialsThreadLocalBinderClearingFilter.java:30) ~[cas-server-core-web-api-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.RequestParameterPolicyEnforcementFilter.doFilter(RequestParameterPolicyEnforcementFilter.java:261) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.ResponseHeadersEnforcementFilter.doFilter(ResponseHeadersEnforcementFilter.java:240) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.AddResponseHeadersFilter.doFilter(AddResponseHeadersFilter.java:94) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:111) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.logging.web.ThreadContextMDCServletFilter.doFilter(ThreadContextMDCServletFilter.java:91) ~[cas-server-core-logging-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:103) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:66) ~[inspektr-common-1.8.3.GA.jar!/:1.8.3.GA]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.Connectors.executeRootHandler(Connectors.java:336) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_181]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_181]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]
Caused by: java.lang.IllegalArgumentException: 'actionPerformed' cannot be null.
Check the correctness of @Audit annotation at the following audit point: execution(public java.util.List org.apereo.cas.DefaultCentralAuthenticationService.destroyTicketGrantingTicket(java.lang.String))
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.assertNotNull(AuditTrailManagementAspect.java:201) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.executeAuditCode(AuditTrailManagementAspect.java:160) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.handleAuditTrail(AuditTrailManagementAspect.java:149) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at sun.reflect.GeneratedMethodAccessor204.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:627) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:616) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:168) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:45) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:48) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:34) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:46) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:671) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.apereo.cas.DefaultCentralAuthenticationService$$EnhancerBySpringCGLIB$$6dc3bea6.destroyTicketGrantingTicket(<generated>) ~[cas-server-core-5.3.6.jar!/:5.3.6]
        at org.apereo.cas.web.flow.GenerateServiceTicketAction.doExecute(GenerateServiceTicketAction.java:106) ~[cas-server-support-actions-5.3.6.jar!/:5.3.6]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.GeneratedMethodAccessor219.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy172.execute(Unknown Source) ~[?:?]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        ... 145 more
2018-11-30 16:43:11,352 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.DispatcherServlet] - <Could not complete request>
org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.apereo.cas.web.flow.GenerateServiceTicketAction@1d6f9106 in state 'generateServiceTicket' of flow 'login' -- action execution attributes were 'map[[empty]]'
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:62) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:77) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:101) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.DecisionState.doEnter(DecisionState.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.handleEvent(ViewState.java:231) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.resume(ViewState.java:195) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.resume(Flow.java:537) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.resume(FlowExecutionImpl.java:259) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.executor.FlowExecutorImpl.resumeExecution(FlowExecutorImpl.java:168) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_181]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy204.resumeExecution(Unknown Source) ~[?:?]
        at org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:254) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.web.support.AuthenticationCredentialsThreadLocalBinderClearingFilter.doFilter(AuthenticationCredentialsThreadLocalBinderClearingFilter.java:30) ~[cas-server-core-web-api-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.RequestParameterPolicyEnforcementFilter.doFilter(RequestParameterPolicyEnforcementFilter.java:261) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.ResponseHeadersEnforcementFilter.doFilter(ResponseHeadersEnforcementFilter.java:240) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.AddResponseHeadersFilter.doFilter(AddResponseHeadersFilter.java:94) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:111) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.logging.web.ThreadContextMDCServletFilter.doFilter(ThreadContextMDCServletFilter.java:91) ~[cas-server-core-logging-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:103) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:66) ~[inspektr-common-1.8.3.GA.jar!/:1.8.3.GA]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.Connectors.executeRootHandler(Connectors.java:336) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_181]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_181]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]
Caused by: java.lang.IllegalArgumentException: 'actionPerformed' cannot be null.
Check the correctness of @Audit annotation at the following audit point: execution(public java.util.List org.apereo.cas.DefaultCentralAuthenticationService.destroyTicketGrantingTicket(java.lang.String))
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.assertNotNull(AuditTrailManagementAspect.java:201) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.executeAuditCode(AuditTrailManagementAspect.java:160) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.handleAuditTrail(AuditTrailManagementAspect.java:149) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at sun.reflect.GeneratedMethodAccessor204.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:627) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:616) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:168) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:45) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:48) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:34) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:46) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:671) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.apereo.cas.DefaultCentralAuthenticationService$$EnhancerBySpringCGLIB$$6dc3bea6.destroyTicketGrantingTicket(<generated>) ~[cas-server-core-5.3.6.jar!/:5.3.6]
        at org.apereo.cas.web.flow.GenerateServiceTicketAction.doExecute(GenerateServiceTicketAction.java:106) ~[cas-server-support-actions-5.3.6.jar!/:5.3.6]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.GeneratedMethodAccessor219.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy172.execute(Unknown Source) ~[?:?]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        ... 145 more
2018-11-30 16:43:11,352 DEBUG [XNIO-2 task-9] [org.springframework.boot.web.filter.OrderedRequestContextFilter] - <Cleared thread-bound request context: HttpServletRequestImpl [ POST /cas/login ]>
2018-11-30 16:43:11,352 ERROR [XNIO-2 task-9] [io.undertow.request] - <UT005023: Exception handling request to /cas/login>
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.apereo.cas.web.flow.GenerateServiceTicketAction@1d6f9106 in state 'generateServiceTicket' of flow 'login' -- action execution attributes were 'map[[empty]]'
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:982) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) ~[javax.servlet-api-3.1.0.jar!/:3.1.0]
        at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:74) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:129) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.web.support.AuthenticationCredentialsThreadLocalBinderClearingFilter.doFilter(AuthenticationCredentialsThreadLocalBinderClearingFilter.java:30) ~[cas-server-core-web-api-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.RequestParameterPolicyEnforcementFilter.doFilter(RequestParameterPolicyEnforcementFilter.java:261) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.ResponseHeadersEnforcementFilter.doFilter(ResponseHeadersEnforcementFilter.java:240) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.security.AddResponseHeadersFilter.doFilter(AddResponseHeadersFilter.java:94) ~[cas-server-security-filter-2.0.10.4.jar!/:2.0.10.4]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.trace.WebRequestTraceFilter.doFilterInternal(WebRequestTraceFilter.java:111) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.cas.logging.web.ThreadContextMDCServletFilter.doFilter(ThreadContextMDCServletFilter.java:91) ~[cas-server-core-logging-5.3.6.jar!/:5.3.6]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.boot.actuate.autoconfigure.MetricsFilter.doFilterInternal(MetricsFilter.java:103) ~[spring-boot-actuator-1.5.16.RELEASE.jar!/:1.5.16.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at org.apereo.inspektr.common.web.ClientInfoThreadLocalFilter.doFilter(ClientInfoThreadLocalFilter.java:66) ~[inspektr-common-1.8.3.GA.jar!/:1.8.3.GA]
        at io.undertow.servlet.core.ManagedFilter.doFilter(ManagedFilter.java:61) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler$FilterChainImpl.doFilter(FilterHandler.java:131) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.FilterHandler.handleRequest(FilterHandler.java:84) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletChain$1.handleRequest(ServletChain.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:132) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) ~[undertow-servlet-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.Connectors.executeRootHandler(Connectors.java:336) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:830) ~[undertow-core-1.4.25.Final.jar!/:1.4.25.Final]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_181]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_181]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]
Caused by: org.springframework.webflow.execution.ActionExecutionException: Exception thrown executing org.apereo.cas.web.flow.GenerateServiceTicketAction@1d6f9106 in state 'generateServiceTicket' of flow 'login' -- action execution attributes were 'map[[empty]]'
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:62) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:77) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:101) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.DecisionState.doEnter(DecisionState.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.handleEvent(ViewState.java:231) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.resume(ViewState.java:195) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.resume(Flow.java:537) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.resume(FlowExecutionImpl.java:259) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.executor.FlowExecutorImpl.resumeExecution(FlowExecutorImpl.java:168) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_181]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy204.resumeExecution(Unknown Source) ~[?:?]
        at org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:254) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        ... 76 more
Caused by: java.lang.IllegalArgumentException: 'actionPerformed' cannot be null.
Check the correctness of @Audit annotation at the following audit point: execution(public java.util.List org.apereo.cas.DefaultCentralAuthenticationService.destroyTicketGrantingTicket(java.lang.String))
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.assertNotNull(AuditTrailManagementAspect.java:201) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.executeAuditCode(AuditTrailManagementAspect.java:160) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at org.apereo.inspektr.audit.AuditTrailManagementAspect.handleAuditTrail(AuditTrailManagementAspect.java:149) ~[inspektr-audit-1.8.3.GA.jar!/:1.8.3.GA]
        at sun.reflect.GeneratedMethodAccessor204.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:627) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:616) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:168) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:99) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:282) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) ~[spring-tx-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:45) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.MeteredMethodInterceptor.invoke(MeteredMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:48) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.TimedMethodInterceptor.invoke(TimedMethodInterceptor.java:34) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:46) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.CountedMethodInterceptor.invoke(CountedMethodInterceptor.java:32) ~[metrics-spring-3.1.3.jar!/:?]
        at com.ryantenney.metrics.spring.AbstractMetricMethodInterceptor.invoke(AbstractMetricMethodInterceptor.java:59) ~[metrics-spring-3.1.3.jar!/:?]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:671) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.apereo.cas.DefaultCentralAuthenticationService$$EnhancerBySpringCGLIB$$6dc3bea6.destroyTicketGrantingTicket(<generated>) ~[cas-server-core-5.3.6.jar!/:5.3.6]
        at org.apereo.cas.web.flow.GenerateServiceTicketAction.doExecute(GenerateServiceTicketAction.java:106) ~[cas-server-support-actions-5.3.6.jar!/:5.3.6]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.GeneratedMethodAccessor219.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy172.execute(Unknown Source) ~[?:?]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.EvaluateAction.doExecute(EvaluateAction.java:77) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.action.AbstractAction.execute(AbstractAction.java:188) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.execution.ActionExecutor.execute(ActionExecutor.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:101) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.DecisionState.doEnter(DecisionState.java:51) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ActionState.doEnter(ActionState.java:105) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.State.enter(State.java:194) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Transition.execute(Transition.java:228) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.execute(FlowExecutionImpl.java:395) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.execute(RequestControlContextImpl.java:214) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.TransitionableState.handleEvent(TransitionableState.java:116) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.handleEvent(Flow.java:547) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.handleEvent(FlowExecutionImpl.java:390) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.RequestControlContextImpl.handleEvent(RequestControlContextImpl.java:210) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.handleEvent(ViewState.java:231) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.ViewState.resume(ViewState.java:195) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.Flow.resume(Flow.java:537) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.engine.impl.FlowExecutionImpl.resume(FlowExecutionImpl.java:259) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.webflow.executor.FlowExecutorImpl.resumeExecution(FlowExecutorImpl.java:168) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_181]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_181]
        at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) ~[spring-core-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) ~[spring-cloud-context-1.3.0.RELEASE.jar!/:1.3.0.RELEASE]
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:213) ~[spring-aop-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at com.sun.proxy.$Proxy204.resumeExecution(Unknown Source) ~[?:?]
        at org.springframework.webflow.mvc.servlet.FlowHandlerAdapter.handle(FlowHandlerAdapter.java:254) ~[spring-webflow-2.5.0.RELEASE.jar!/:2.5.0.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) ~[spring-webmvc-4.3.20.RELEASE.jar!/:4.3.20.RELEASE]
        ... 76 more
2018-11-30 16:43:11,352 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.DispatcherServlet] - <DispatcherServlet with name 'dispatcherServlet' processing POST request for [/cas/error]>
2018-11-30 16:43:11,352 DEBUG [XNIO-2 task-9] [org.springframework.boot.actuate.endpoint.mvc.EndpointHandlerMapping] - <Looking up handler method for path /error>
2018-11-30 16:43:11,353 DEBUG [XNIO-2 task-9] [org.springframework.boot.actuate.endpoint.mvc.EndpointHandlerMapping] - <Did not find handler method for [/error]>
2018-11-30 16:43:11,353 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping] - <Looking up handler method for path /error>
2018-11-30 16:43:11,353 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping] - <Returning handler method [public org.springframework.web.servlet.ModelAndView org.springframework.boot.autoconfigure.web.BasicErrorController.errorHtml(javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse)]>
2018-11-30 16:43:11,353 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'basicErrorController'>
2018-11-30 16:43:11,356 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.mvc.WebContentInterceptor] - <Looking up cache seconds for [/error]>
2018-11-30 16:43:11,356 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.mvc.WebContentInterceptor] - <Applying default cache seconds to [/error]>
2018-11-30 16:43:11,357 DEBUG [XNIO-2 task-9] [org.springframework.web.cors.DefaultCorsProcessor] - <Skip CORS processing: request is from same origin>
2018-11-30 16:43:11,396 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.view.ContentNegotiatingViewResolver] - <Requested media types are [text/html, text/html;q=0.8] based on Accept header types and producible media types [text/html])>
2018-11-30 16:43:11,396 DEBUG [XNIO-2 task-9] [org.apereo.cas.support.oauth.services.OAuth20AuthenticationServiceSelectionStrategy] - <Authentication request is not identified as an OAuth request>
2018-11-30 16:43:11,396 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.view.ContentNegotiatingViewResolver] - <Returning [org.thymeleaf.spring4.view.ThymeleafView@7036417e] based on requested media type 'text/html'>
2018-11-30 16:43:11,397 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.DispatcherServlet] - <Rendering view [org.thymeleaf.spring4.view.ThymeleafView@7036417e] in DispatcherServlet with name 'dispatcherServlet'>
2018-11-30 16:43:11,403 DEBUG [XNIO-2 task-9] [org.apereo.cas.support.oauth.services.OAuth20AuthenticationServiceSelectionStrategy] - <Authentication request is not identified as an OAuth request>
2018-11-30 16:43:11,408 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'environment'>
2018-11-30 16:43:11,408 DEBUG [XNIO-2 task-9] [org.springframework.core.env.PropertySourcesPropertyResolver] - <Found key 'bannerstyle' in PropertySource 'bootstrapProperties' with value of type String>
2018-11-30 16:43:11,408 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'environment'>
2018-11-30 16:43:11,409 DEBUG [XNIO-2 task-9] [org.springframework.core.env.PropertySourcesPropertyResolver] - <Found key 'classification' in PropertySource 'bootstrapProperties' with value of type String>
2018-11-30 16:43:11,411 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'environment'>
2018-11-30 16:43:11,411 DEBUG [XNIO-2 task-9] [org.springframework.core.env.PropertySourcesPropertyResolver] - <Found key 'bannerstyle' in PropertySource 'bootstrapProperties' with value of type String>
2018-11-30 16:43:11,420 DEBUG [XNIO-2 task-9] [org.springframework.beans.factory.support.DefaultListableBeanFactory] - <Returning cached instance of singleton bean 'environment'>
2018-11-30 16:43:11,420 DEBUG [XNIO-2 task-9] [org.springframework.core.env.PropertySourcesPropertyResolver] - <Found key 'classification' in PropertySource 'bootstrapProperties' with value of type String>
2018-11-30 16:43:11,425 DEBUG [XNIO-2 task-9] [org.springframework.web.servlet.DispatcherServlet] - <Successfully completed request>


Curtis Ruck

unread,
Dec 3, 2018, 10:59:41 AM12/3/18
to CAS Community
So, in trying to research this further.  I believe the prependActionsToActionStateExecutionList is broken, or at least the logic in webflow doesn't match the intent of this method.

        final ActionState ticketCreateState = getState(flow, CasWebflowConstants.STATE_ID_CREATE_TICKET_GRANTING_TICKET, ActionState.class);
        prependActionsToActionStateExecutionList
(flow, ticketCreateState, "acceptableUsagePolicyVerifyAction");
        createTransitionForState
(ticketCreateState, AcceptableUsagePolicyVerifyAction.EVENT_ID_MUST_ACCEPT, VIEW_ID_ACCEPTABLE_USAGE_POLICY_VIEW);

So, my understanding of the intent is prepend the acceptableUsagePolicyVerifyAction to the create STATE_ID_CREATE_TICKET_GRANTING_TICKET which means, when acceptableUsagePolicyVerifyAction returns SUCCESS, it should call the createTicketGrantingTicket
action.  In addActionsToActionStateExecutionListAt I believe what is actually occurring is that the SUCCESS state from acceptableUsagePolicyVerifyAction is being returned from the Flow, and it's skipping to the sendTicketGrantingTicket without ever executing createTicketGrantingTicket.

I have no idea how to rectify this, or if i'm understanding things properly.  I tried looking but prependActionsToActionStateExecutionList, appendActionsToActionStateExecutionList, addActionsToActionStateExecutionList are barely used in CAS code base so there was nothing to compare the logic to.
...

Martin Böhmer

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Dec 9, 2018, 10:29:48 AM12/9/18
to CAS Community
I experienced the exact same issue with my dev environment running on CAS 5.3.5. Unfortunately, I'm far less capable of digging deeper into it than you. I'd recommend to open an issue on Github.

Curtis Ruck

unread,
Dec 9, 2018, 2:50:29 PM12/9/18
to CAS Community
I was able to recreate it in a clean CAS overlay environment.

Martin Böhmer

unread,
Jan 3, 2019, 8:02:38 PM1/3/19
to CAS Community
Hi Curtis,

With CAS 5.3.7 and 5.3.8-SNAPSHOT I am experiencing IllegalArgumentExecepitons due to a bug I discovered. I was able to fix it and created a pull request: https://github.com/apereo/cas/pull/3726

Does that solve your initial issue as well?

Cheers,

Martin

Curtis Ruck

unread,
Feb 5, 2019, 4:19:18 PM2/5/19
to CAS Community
Martin,

I'm just now  looking into this, it appears it should address my issue, but I lost my testing environment and I havn't reconstituted it yet.
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