Jose Pereira [https://community.jboss.org/people/zeca9] created the discussion
"JBPM 5.4 - boundary signal event to abort reusable subprocess stopped in a Human Task" To view the discussion, visit: https://community.jboss.org/message/827709#827709 -------------------------------------------------------------- Hi, I'm new in Jbpm and beacuse of that, struggling to get something work :) Let me explain: I've a *main* process with a reusable subprocess that have a boundary signal event: https://community.jboss.org/servlet/JiveServlet/showImage/2-827709-21129/Teste.png https://community.jboss.org/servlet/JiveServlet/downloadImage/2-827709-21129/450-236/Teste.png The reusable *subprocess* calls a process that have a script, a catch signal event and a human task: https://community.jboss.org/servlet/JiveServlet/showImage/2-827709-21130/TesteSub.png https://community.jboss.org/servlet/JiveServlet/downloadImage/2-827709-21130/450-126/TesteSub.png *CASE 1: Perfect!* When I launch a instance by API: +ProcessInstance processInstance = ksession.startProcess("Process_Name", params);+ everything works like expected. The instance stops in signal event from the *subprocess*, waiting to be fired. Then I signal the boundary event from the *main* process; +ksession.signalEvent(boundary_event, params, idMain);+ and again the result is the expected: The *subprocess* is aborted and *main* jumps to the next task (Scrip Task 1). *CASE 2: Error!* I start the instance like in case 1, but this time I signal the event of the subprocess, making this go foward to the human task TESTE_SUB. Then I signal the boundary event from the *main* process (just like in case 1) and I get a error!!! Log: +1 12/07 11:03:04,464[main] ERROR drools.persistence.SingleSessionCommandService.rollbackTransaction - Could not commit session+ +java.lang.RuntimeException: unable to execute Action: null+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.executeAction(ExtendedNodeInstanceImpl.java:74)+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerEvent(ExtendedNodeInstanceImpl.java:58)+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerCompleted(ExtendedNodeInstanceImpl.java:46)+ + at org.jbpm.workflow.instance.node.EventNodeInstance.triggerCompleted(EventNodeInstance.java:66)+ + at org.jbpm.workflow.instance.node.EventNodeInstance.signalEvent(EventNodeInstance.java:50)+ + at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.signalEvent(WorkflowProcessInstanceImpl.java:356)+ + at org.drools.command.runtime.process.SignalEventCommand.execute(SignalEventCommand.java:95)+ + at org.drools.command.impl.DefaultCommandService.execute(DefaultCommandService.java:36)+ + at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:373)+ + at org.drools.command.impl.CommandBasedStatefulKnowledgeSession.signalEvent(CommandBasedStatefulKnowledgeSession.java:210)+ + at com.sample.ProcessTestes.sinalizarEvento(ProcessTestes.java:127)+ + at com.sample.ProcessTestes.main(ProcessTestes.java:75)+ +Caused by: java.lang.NullPointerException+ + at org.jbpm.task.service.hornetq.HornetQTaskClientConnector.write(HornetQTaskClientConnector.java:194)+ + at org.jbpm.task.service.TaskClient.getTaskByWorkItemId(TaskClient.java:473)+ + at org.jbpm.task.service.SyncTaskServiceWrapper.getTaskByWorkItemId(SyncTaskServiceWrapper.java:364)+ + at org.jbpm.process.workitem.wsht.GenericHTWorkItemHandler.abortWorkItem(GenericHTWorkItemHandler.java:203)+ + at org.drools.persistence.jpa.processinstance.JPAWorkItemManager.internalAbortWorkItem(JPAWorkItemManager.java:78)+ + at org.jbpm.workflow.instance.node.WorkItemNodeInstance.cancel(WorkItemNodeInstance.java:257)+ + at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.setState(WorkflowProcessInstanceImpl.java:257)+ + at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.setState(WorkflowProcessInstanceImpl.java:269)+ + at org.jbpm.workflow.instance.node.SubProcessNodeInstance.cancel(SubProcessNodeInstance.java:161)+ + at org.jbpm.process.instance.impl.CancelNodeInstanceAction.execute(CancelNodeInstanceAction.java:44)+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.executeAction(ExtendedNodeInstanceImpl.java:68)+ + ... 11 more+ +Exception in thread "main" java.lang.RuntimeException: unable to execute Action: null+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.executeAction(ExtendedNodeInstanceImpl.java:74)+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerEvent(ExtendedNodeInstanceImpl.java:58)+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerCompleted(ExtendedNodeInstanceImpl.java:46)+ + at org.jbpm.workflow.instance.node.EventNodeInstance.triggerCompleted(EventNodeInstance.java:66)+ + at org.jbpm.workflow.instance.node.EventNodeInstance.signalEvent(EventNodeInstance.java:50)+ + at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.signalEvent(WorkflowProcessInstanceImpl.java:356)+ + at org.drools.command.runtime.process.SignalEventCommand.execute(SignalEventCommand.java:95)+ + at org.drools.command.impl.DefaultCommandService.execute(DefaultCommandService.java:36)+ + at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:373)+ + at org.drools.command.impl.CommandBasedStatefulKnowledgeSession.signalEvent(CommandBasedStatefulKnowledgeSession.java:210)+ + at com.sample.ProcessTestes.sinalizarEvento(ProcessTestes.java:127)+ + at com.sample.ProcessTestes.main(ProcessTestes.java:75)+ +Caused by: java.lang.NullPointerException+ + at org.jbpm.task.service.hornetq.HornetQTaskClientConnector.write(HornetQTaskClientConnector.java:194)+ + at org.jbpm.task.service.TaskClient.getTaskByWorkItemId(TaskClient.java:473)+ + at org.jbpm.task.service.SyncTaskServiceWrapper.getTaskByWorkItemId(SyncTaskServiceWrapper.java:364)+ + at org.jbpm.process.workitem.wsht.GenericHTWorkItemHandler.abortWorkItem(GenericHTWorkItemHandler.java:203)+ + at org.drools.persistence.jpa.processinstance.JPAWorkItemManager.internalAbortWorkItem(JPAWorkItemManager.java:78)+ + at org.jbpm.workflow.instance.node.WorkItemNodeInstance.cancel(WorkItemNodeInstance.java:257)+ + at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.setState(WorkflowProcessInstanceImpl.java:257)+ + at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.setState(WorkflowProcessInstanceImpl.java:269)+ + at org.jbpm.workflow.instance.node.SubProcessNodeInstance.cancel(SubProcessNodeInstance.java:161)+ + at org.jbpm.process.instance.impl.CancelNodeInstanceAction.execute(CancelNodeInstanceAction.java:44)+ + at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.executeAction(ExtendedNodeInstanceImpl.java:68)+ + ... 11 more+ Seems that I can´t abort a reusable subprocess when this one is stopped in a human task. Can anyone help me? Thanks + + -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/827709#827709] Start a new discussion in jBPM at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034]
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