[jboss-user] [jBPM] - Exception "Unknown node instance type" (may be bug)

[Pavel Sknar]

Pavel Sknar [http://community.jboss.org/people/pavel.sknar] created the discussion

"Exception "Unknown node instance type" (may be bug)"

To view the discussion, visit: http://community.jboss.org/message/608726#608726

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I have exception

...
Caused by: java.lang.IllegalArgumentException: Unknown node instance type: org.jbpm.workflow.instance.node.ActionNodeInstance at 1b9bbf6
at org.jbpm.marshalling.impl.AbstractProcessInstanceMarshaller.writeNodeInstanceContent(AbstractProcessInstanceMarshaller.java:364)
at org.jbpm.marshalling.impl.AbstractProcessInstanceMarshaller.writeNodeInstance(AbstractProcessInstanceMarshaller.java:175)
at org.jbpm.persistence.processinstance.ProcessInstanceInfo.update(ProcessInstanceInfo.java:178)
...

Attach files content process definitions.
StartDemonProcessInstanceTask is async task. Where child process start by process manager.
List is [value1, value2].

I am completing work item of each child process in test code.

Out put:
1. Send signal 'Signal' value1 
2. Sent signal 'Signal' value1
1. Send signal 'Signal' value2
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unable to execute Action
java.lang.RuntimeException: unable to execute Action
    at org.jbpm.workflow.instance.node.ActionNodeInstance.internalTrigger(ActionNodeInstance.java:49)
    at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122)
...
Caused by: java.lang.IllegalArgumentException: Unknown node instance type: org.jbpm.workflow.instance.node.ActionNodeInstance at 1b9bbf6
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