[MGNLWORKFLOW-333] ConcurrentModificationException occurred when item was published Created: 06/Jun/16  Updated: 31/Aug/17  Resolved: 31/Aug/17

Status: Closed
Project: Magnolia Workflow Module
Component/s: None
Affects Version/s: None
Fix Version/s: None

Type: Bug Priority: Neutral
Reporter: Jaroslav Simak Assignee: Unassigned
Resolution: Duplicate Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified
Environment:

5.5 EE Pro demo webapp


Issue Links:
duplicate
duplicates MGNLWORKFLOW-307 Concurrent modification when persisti... Closed
Template:
Acceptance criteria:
Empty
Task DoD:
[ ]* Doc/release notes changes? Comment present?
[ ]* Downstream builds green?
[ ]* Solution information and context easily available?
[ ]* Tests
[ ]* FixVersion filled and not yet released
[ ]  Architecture Decision Record (ADR)
Bug DoR:
[ ]* Steps to reproduce, expected, and actual results filled
[ ]* Affected version filled
Story Points: 13

 Description   

Unfortunately i can't give any more info that the stacktrace.
(activation wen't through without any problems)

2016-06-06 07:51:12,418 WARN  info.magnolia.event.SimpleEventBus                : Exception caught when dispatching a class info.magnolia.task.event.TaskEvent event with class info.magnolia.module.workflow.jbpm.humantask.ProcessTaskEventHandler eventHandler.
org.jbpm.workflow.instance.WorkflowRuntimeException: [info.magnolia.workflow.ReviewForPublication:1,465,192,038,189 - Publication:4] -- null
	at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:177)
	at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerNodeInstance(NodeInstanceImpl.java:364)
	at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:379)
	at org.jbpm.workflow.instance.node.SplitInstance.executeStrategy(SplitInstance.java:117)
	at org.jbpm.workflow.instance.node.SplitInstance.internalTrigger(SplitInstance.java:63)
	at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:171)
	at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerNodeInstance(NodeInstanceImpl.java:364)
	at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:323)
	at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerCompleted(ExtendedNodeInstanceImpl.java:44)
	at org.jbpm.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:341)
	at org.jbpm.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:318)
	at org.jbpm.workflow.instance.node.WorkItemNodeInstance.triggerCompleted(WorkItemNodeInstance.java:316)
	at org.jbpm.workflow.instance.node.HumanTaskNodeInstance.triggerCompleted(HumanTaskNodeInstance.java:93)
	at org.jbpm.workflow.instance.node.WorkItemNodeInstance.workItemCompleted(WorkItemNodeInstance.java:378)
	at org.jbpm.workflow.instance.node.WorkItemNodeInstance.signalEvent(WorkItemNodeInstance.java:354)
	at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.signalEvent(WorkflowProcessInstanceImpl.java:434)
	at org.drools.persistence.jcr.processinstance.JcrWorkItemManager.completeWorkItem(JcrWorkItemManager.java:168)
	at org.drools.core.command.runtime.process.CompleteWorkItemCommand.execute(CompleteWorkItemCommand.java:75)
	at org.drools.core.command.runtime.process.CompleteWorkItemCommand.execute(CompleteWorkItemCommand.java:35)
	at org.drools.core.command.impl.DefaultCommandService.execute(DefaultCommandService.java:36)
	at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)
	at org.drools.persistence.SimpleSessionCommandService$TransactionInterceptor.execute(SimpleSessionCommandService.java:334)
	at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)
	at org.drools.persistence.jcr.JcrPersistInterceptor.execute(JcrPersistInterceptor.java:42)
	at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)
	at org.jbpm.persistence.JcrPersistProcessInterceptor.execute(JcrPersistProcessInterceptor.java:55)
	at org.drools.persistence.SimpleSessionCommandService.execute(SimpleSessionCommandService.java:251)
	at org.drools.core.command.impl.CommandBasedStatefulKnowledgeSession$1.completeWorkItem(CommandBasedStatefulKnowledgeSession.java:152)
	at info.magnolia.module.workflow.jbpm.humantask.ProcessTaskEventHandler.taskResolved(ProcessTaskEventHandler.java:94)
	at info.magnolia.task.event.TaskEvent.dispatch(TaskEvent.java:60)
	at info.magnolia.task.event.TaskEvent.dispatch(TaskEvent.java:42)
	at info.magnolia.event.SimpleEventBus.fireEvent(SimpleEventBus.java:78)
	at info.magnolia.task.DefaultTasksManager.resolve(DefaultTasksManager.java:86)
	at info.magnolia.ui.admincentral.shellapp.pulse.task.action.ResolveTaskAction.executeTask(ResolveTaskAction.java:61)
	at info.magnolia.ui.admincentral.shellapp.pulse.task.action.AbstractTaskAction.execute(AbstractTaskAction.java:76)
	at info.magnolia.ui.api.action.AbstractActionExecutor.execute(AbstractActionExecutor.java:62)
	at info.magnolia.ui.admincentral.shellapp.pulse.item.detail.AbstractPulseDetailPresenter.onActionbarItemClicked(AbstractPulseDetailPresenter.java:155)
	at info.magnolia.ui.actionbar.ActionbarPresenter.onActionbarItemClicked(ActionbarPresenter.java:205)
	at info.magnolia.ui.actionbar.ActionbarViewImpl$1.actionTrigger(ActionbarViewImpl.java:67)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:508)
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:198)
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:161)
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:977)
	at info.magnolia.ui.vaadin.actionbar.Actionbar.access$000(Actionbar.java:59)
	at info.magnolia.ui.vaadin.actionbar.Actionbar$1.onActionTriggered(Actionbar.java:72)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:168)
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:118)
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:291)
	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:184)
	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:92)
	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41)
	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1408)
	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:350)
	at info.magnolia.ui.admincentral.AdmincentralVaadinServlet.service(AdmincentralVaadinServlet.java:131)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)
	at info.magnolia.cms.filters.ServletDispatchingFilter.doFilter(ServletDispatchingFilter.java:148)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.VirtualUriFilter.doFilter(VirtualUriFilter.java:69)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.module.cache.executor.Bypass.processCacheRequest(Bypass.java:58)
	at info.magnolia.module.cache.executor.CompositeExecutor.processCacheRequest(CompositeExecutor.java:67)
	at info.magnolia.module.cache.filter.CacheFilter.doFilter(CacheFilter.java:174)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.i18n.I18nContentSupportFilter.doFilter(I18nContentSupportFilter.java:74)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.RangeSupportFilter.doFilter(RangeSupportFilter.java:84)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilter.java:57)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.security.SecurityCallbackFilter.doFilter(SecurityCallbackFilter.java:79)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.security.LogoutFilter.doFilter(LogoutFilter.java:94)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.module.site.filters.SiteMergeFilter.doFilter(SiteMergeFilter.java:119)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.multisite.filters.MultiSiteFilter.doFilter(MultiSiteFilter.java:106)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MultiChannelFilter.doFilter(MultiChannelFilter.java:83)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.module.cache.filter.GZipFilter.doFilter(GZipFilter.java:73)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.security.auth.login.LoginFilter.doFilter(LoginFilter.java:127)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.enterprise.registration.RegistrationFilter.doFilter(RegistrationFilter.java:64)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.personalization.preview.filter.PreviewFilter.doFilter(PreviewFilter.java:92)
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81)
	at info.magnolia.cms.filters.ContentTypeFilter.doFilter(ContentTypeFilter.java:148)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.ContextFilter.doFilter(ContextFilter.java:128)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79)
	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65)
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85)
	at info.magnolia.cms.filters.SafeDestroyMgnlFilterWrapper.doFilter(SafeDestroyMgnlFilterWrapper.java:107)
	at info.magnolia.cms.filters.MgnlFilterDispatcher.doDispatch(MgnlFilterDispatcher.java:67)
	at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:108)
	at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:94)
	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:220)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
	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:956)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:436)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1078)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:625)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:318)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.util.ConcurrentModificationException
	at java.util.ArrayList.writeObject(ArrayList.java:766)
	at sun.reflect.GeneratedMethodAccessor531.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:1028)
	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1496)
	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432)
	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
	at java.util.HashMap.internalWriteEntries(HashMap.java:1777)
	at java.util.HashMap.writeObject(HashMap.java:1354)
	at sun.reflect.GeneratedMethodAccessor530.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:1028)
	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1496)
	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432)
	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
	at java.util.ArrayList.writeObject(ArrayList.java:762)
	at sun.reflect.GeneratedMethodAccessor531.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:1028)
	at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1496)
	at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1432)
	at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1178)
	at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:348)
	at org.drools.core.marshalling.impl.SerializablePlaceholderResolverStrategy$SerializablePlaceholderStrategyContext.write(SerializablePlaceholderResolverStrategy.java:97)
	at org.drools.core.marshalling.impl.PersisterHelper.writeStrategiesIndex(PersisterHelper.java:218)
	at org.drools.core.marshalling.impl.PersisterHelper.writeToStreamWithHeader(PersisterHelper.java:198)
	at org.jbpm.persistence.processinstance.ProcessInstanceInfo.transform(ProcessInstanceInfo.java:221)
	at org.jbpm.persistence.JcrPersistProcessInterceptor$PersistProcessCommand.execute(JcrPersistProcessInterceptor.java:109)
	at org.jbpm.persistence.JcrPersistProcessInterceptor$PersistProcessCommand.execute(JcrPersistProcessInterceptor.java:88)
	at org.drools.core.command.impl.DefaultCommandService.execute(DefaultCommandService.java:36)
	at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)
	at org.drools.persistence.SimpleSessionCommandService$TransactionInterceptor.execute(SimpleSessionCommandService.java:334)
	at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)
	at org.drools.persistence.jcr.JcrPersistInterceptor.execute(JcrPersistInterceptor.java:42)
	at org.drools.core.command.impl.AbstractInterceptor.executeNext(AbstractInterceptor.java:41)
	at org.jbpm.persistence.JcrPersistProcessInterceptor.execute(JcrPersistProcessInterceptor.java:63)
	at org.drools.persistence.SimpleSessionCommandService.execute(SimpleSessionCommandService.java:251)
	at org.drools.core.command.impl.CommandBasedStatefulKnowledgeSession.startProcessInstance(CommandBasedStatefulKnowledgeSession.java:256)
	at org.jbpm.workflow.instance.node.SubProcessNodeInstance.internalTrigger(SubProcessNodeInstance.java:188)
	at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:171)
	... 155 more


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