Stack Overflow Error when creating new groups

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Braxton Van Gundy

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Jun 18, 2020, 11:24:50 AM6/18/20

to DSpace Technical Support

Hello,

When we try to create a new group by clicking the "Create New Group" button, DSpace displays an internal server error and we get a java.lang.StackOverflowError in the logs from what looks like an infinite loop. Any suggestions on how to prevent this? Error message below.

2020-06-18 11:03:40,871 WARN org.dspace.app.webui.servlet.InternalErrorServlet @ :session_id=0FB44EED5587C201CD14C6EE0423B3A3:internal_error:-- URL Was: https://my-website/tools/group-edit

-- Method: POST

-- Parameters were:

-- submit_add: "Create New Group"

javax.servlet.ServletException: Servlet execution threw an exception

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:326)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

at org.dspace.app.webui.filter.RegisteredOnlyFilter.doFilter(RegisteredOnlyFilter.java:66)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

at org.dspace.utils.servlet.DSpaceWebappServletFilter.doFilter(DSpaceWebappServletFilter.java:78)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:218)

at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110)

at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:498)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169)

at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)

at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:962)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)

at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445)

at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:190)

at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637)

at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)

at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)

at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)

at java.lang.Thread.run(Thread.java:748)

Caused by: java.lang.StackOverflowError

at org.dspace.eperson.GroupServiceImpl.getChildren(GroupServiceImpl.java:679)

at org.dspace.eperson.GroupServiceImpl.getChildren(GroupServiceImpl.java:694)

---------- There are hundreds of these same lines -------------------------------------------

2020-06-18 11:03:40,881 WARN org.dspace.app.webui.util.UIUtil @ Unable to send email alert

org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: org.dspace.content.DSpaceObject.metadata, could not initialize proxy - no Session

at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:569)

at org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:188)

at org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:548)

at org.hibernate.collection.internal.AbstractPersistentCollection.read(AbstractPersistentCollection.java:126)

at org.hibernate.collection.internal.AbstractPersistentCollection.initialize(AbstractPersistentCollection.java:548)

at org.hibernate.collection.internal.AbstractPersistentCollection.read(AbstractPersistentCollection.java:126)

at org.hibernate.collection.internal.PersistentBag.iterator(PersistentBag.java:266)

at org.dspace.content.DSpaceObjectServiceImpl.getMetadata(DSpaceObjectServiceImpl.java:129)

at org.dspace.content.DSpaceObjectServiceImpl.getMetadataFirstValue(DSpaceObjectServiceImpl.java:380)

at org.dspace.eperson.EPerson.getFirstName(EPerson.java:253)

at org.dspace.eperson.EPerson.getFullName(EPerson.java:229)

at org.dspace.app.webui.util.UIUtil.sendAlert(UIUtil.java:531)

at org.dspace.app.webui.servlet.InternalErrorServlet.doGet(InternalErrorServlet.java:54)

at org.dspace.app.webui.servlet.InternalErrorServlet.doPost(InternalErrorServlet.java:62)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:650)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)

at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:743)

at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:487)

at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:410)

at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:337)

at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.java:479)

at org.apache.catalina.core.StandardHostValve.throwable(StandardHostValve.java:417)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:204)