[jboss-dev-forums] [jBPM Development] - When trying to complete task getting NullPointerException at WorkItemNodeInstance.java:298

[Prabakaran Kamaraj]

Prabakaran Kamaraj [https://community.jboss.org/people/prabhakarannk] created the discussion

"When trying to complete task getting NullPointerException at WorkItemNodeInstance.java:298"

To view the discussion, visit: https://community.jboss.org/message/823176#823176

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Hi all,

We are using JBPM 5.2, when When trying to complete Human task, we are getting below error

java.lang.NullPointerException
 at org.jbpm.workflow.instance.node.WorkItemNodeInstance.workItemCompleted(WorkItemNodeInstance.java:298)
 at org.jbpm.workflow.instance.node.WorkItemNodeInstance.signalEvent(WorkItemNodeInstance.java:277)
 at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.signalEvent(WorkflowProcessInstanceImpl.java:326)
 at org.drools.persistence.jpa.processinstance.JPAWorkItemManager.completeWorkItem(JPAWorkItemManager.java:119)
 at org.drools.command.runtime.process.CompleteWorkItemCommand.execute(CompleteWorkItemCommand.java:69)
 at org.drools.command.runtime.process.CompleteWorkItemCommand.execute(CompleteWorkItemCommand.java:32)
 at org.drools.command.impl.DefaultCommandService.execute(DefaultCommandService.java:36)
 at org.drools.persistence.SingleSessionCommandService.execute(SingleSessionCommandService.java:345)
 at org.drools.command.impl.CommandBasedStatefulKnowledgeSession$1.completeWorkItem(CommandBasedStatefulKnowledgeSession.java:150)

if any has faced same issue and knows the solution, please provide.

Thanks and Regards,
Praba
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