problem with catch and signal

[gianmere]

Hi,

I'm trying to use signals with jBPM.

I have two simple processes, one with a catch:

and one with a signal:

When I run the catch process and then the signal, I get this exception:

16:47:15,301 WARN  [org.jbpm.services.task.persistence.TaskTransactionInterceptor] (http-localhost-127.0.0.1-8080-12) Could not commit session: java.lang.IllegalArgumentException: Unknown node instance type: org.jbpm.workflow.instance.node.ActionNodeInstance@3d170ddf

at org.jbpm.marshalling.impl.AbstractProtobufProcessInstanceMarshaller.writeNodeInstanceContent(AbstractProtobufProcessInstanceMarshaller.java:445) [jbpm-flow-6.0.1.Final.jar:6.0.1.Final]

[...............]

at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_80-ea]

16:47:16,646 WARN  [org.drools.persistence.SingleSessionCommandService] (http-localhost-127.0.0.1-8080-12) Could not commit session: org.jbpm.workflow.instance.WorkflowRuntimeException: [SignalIntermediateEvent:97 - SignalEvent:2] -- [Error: kcontext.getKnowledgeRuntime().signalEvent("MySignal", null): Unexpected exception executing action org.jbpm.process.instance.event.DefaultSignalManager$SignalAction@679b4953]

[Near : {... kcontext.getKnowledgeRuntime() ....}]

             ^

[Line: 1, Column: 1]

at org.jbpm.workflow.instance.impl.NodeInstanceImpl.executeAction(NodeInstanceImpl.java:188) [jbpm-flow-6.0.1.Final.jar:6.0.1.Final]

[.................]

at java.lang.Thread.run(Thread.java:745) [rt.jar:1.7.0_80-ea]

Caused by: [Error: kcontext.getKnowledgeRuntime().signalEvent("MySignal", null): Unexpected exception executing action org.jbpm.process.instance.event.DefaultSignalManager$SignalAction@679b4953]

[Near : {... kcontext.getKnowledgeRuntime() ....}]

             ^

[Line: 1, Column: 1]

at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:412) [mvel2-2.1.8.Final.jar:]

[............]

... 72 more

Caused by: java.lang.reflect.InvocationTargetException

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.7.0_80-ea]

[................]

... 80 more

Caused by: org.drools.core.RuntimeDroolsException: Unexpected exception executing action org.jbpm.process.instance.event.DefaultSignalManager$SignalAction@679b4953

at org.drools.core.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:1246) [drools-core-6.0.1.Final.jar:6.0.1.Final]

[.................]

Caused by: org.jbpm.workflow.instance.WorkflowRuntimeException: [BPMN2-IntermediateCatchSignalSingle:96 - EndProcess:3] -- Unknown node instance type: org.jbpm.workflow.instance.node.ActionNodeInstance@3d170ddf

at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:161) [jbpm-flow-6.0.1.Final.jar:6.0.1.Final]

[.................]

... 92 more

Caused by: java.lang.IllegalArgumentException: Unknown node instance type: org.jbpm.workflow.instance.node.ActionNodeInstance@3d170ddf

at org.jbpm.marshalling.impl.AbstractProtobufProcessInstanceMarshaller.writeNodeInstanceContent(AbstractProtobufProcessInstanceMarshaller.java:445) [jbpm-flow-6.0.1.Final.jar:6.0.1.Final]

at org.jbpm.marshalling.impl.AbstractProtobufProcessInstanceMarshaller.writeNodeInstance(AbstractProtobufProcessInstanceMarshaller.java:179) [jbpm-flow-6.0.1.Final.jar:6.0.1.Final]

[..................]

at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:155) [jbpm-flow-6.0.1.Final.jar:6.0.1.Final]

... 101 more

What's wrong ?

Thanks

gianmere 

[Rajiv Dadhich]

Hi,
were you able to resolve the issue?
Thanks.