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org.drools.RuntimeDroolsException: Unexpected exception executing action org.jbpm.process.instance.event.DefaultSignalManager, Caused by: org.jbpm.workflow.instance.WorkflowRuntimeException: -- argument type mismatch
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created by <a href="https://community.jboss.org/people/prashanth_biomorf">prashanth Reddy Dundigal</a> in <i>jBPM Development</i> - <a href="https://community.jboss.org/message/755045#755045">View the full discussion</a>
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<div class="jive-rendered-content"><p>Sai,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The service task properties are declared in this way :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><table><tbody><tr><td style=";">Id</td><td style=";">3</td></tr></tbody></table><table><tbody><tr><td style=";">Interface</td><td style=";">org.jbpm.biomorf.sample.demo.EvenOddNumberCheckServiceImpl</td></tr></tbody></table><table><tbody><tr><td style=";">MetaData</td><td style=";">{height=53, width=99, UniqueId=_9-3, y=121, x=129}</td></tr></tbody></table><table><tbody><tr><td style=";">Name</td><td style=";">CheckEvenOdd</td></tr></tbody></table><table><tbody><tr><td style=";">On Entry Actions</td><td style=";">[System.out.println(" entering into service task ");]</td></tr></tbody></table><table><tbody><tr><td style=";">On Exit Actions</td><td style=";">[System.out.println("exiting service task");]</td></tr></tbody></table><table><tbody><tr><td style=";">Operation</td><td style=";">checkEvenOrOdd</td></tr></tbody></table><table><tbody><tr><td style=";">Parameter</td><td style=";"><br/></td></tr></tbody></table><table><tbody><tr><td style=";">Parameter Mapping</td><td style=";">{Parameter=inputNumber}</td></tr></tbody></table><table><tbody><tr><td style=";">ParameterType</td><td style=";">java.lang.String</td></tr></tbody></table><table><tbody><tr><td style=";">Result Mapping</td><td style=";">{Result=inputNumber}</td></tr></tbody></table><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Can anyone please see the below error and let us know what to do...</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We are not able to run the service task inside an Adhoc-sub-Process.  When run the task, I get the following error :</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>org.drools.RuntimeDroolsException: Unexpected exception executing action org.jbpm.process.instance.event.DefaultSignalManager$SignalProcessInstanceAction@1080876</p><p>          at org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:979)</p><p>          at org.drools.impl.StatefulKnowledgeSessionImpl.executeQueuedActions(StatefulKnowledgeSessionImpl.java:866)</p><p>          at org.jbpm.process.instance.event.DefaultSignalManager.signalEvent(DefaultSignalManager.java:90)</p><p>          at org.jbpm.process.instance.ProcessRuntimeImpl.signalEvent(ProcessRuntimeImpl.java:372)</p><p>          at org.drools.impl.StatefulKnowledgeSessionImpl.signalEvent(StatefulKnowledgeSessionImpl.java:341)</p><p>          at org.jbpm.biomorf.sample.demo.NumberProcessTest.main(NumberProcessTest.java:108)</p><p>Caused by: org.jbpm.workflow.instance.WorkflowRuntimeException: [com.biomorf.sampledemo:1 - CheckEvenOdd:3] -- argument type mismatch</p><p>          at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:130)</p><p>          at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerNodeInstance(NodeInstanceImpl.java:205)</p><p>          at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:164)</p><p>          at org.jbpm.workflow.instance.node.ActionNodeInstance.triggerCompleted(ActionNodeInstance.java:55)</p><p>          at org.jbpm.workflow.instance.node.ActionNodeInstance.internalTrigger(ActionNodeInstance.java:51)</p><p>          at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:124)</p><p>          at org.jbpm.workflow.instance.node.DynamicNodeInstance.signalEvent(DynamicNodeInstance.java:69)</p><p>          at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.signalEvent(WorkflowProcessInstanceImpl.java:346)</p><p>          at org.jbpm.process.instance.event.DefaultSignalManager$SignalProcessInstanceAction.execute(DefaultSignalManager.java:118)</p><p>          at org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:977)</p><p>          ... 5 more</p><p>Caused by: java.lang.IllegalArgumentException: argument type mismatch</p><p>          at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>          at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p>          at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p>          at java.lang.reflect.Method.invoke(Method.java:597)</p><p>          at org.jbpm.bpmn2.handler.ServiceTaskHandler.executeWorkItem(ServiceTaskHandler.java:49)</p><p>          at org.drools.process.instance.impl.DefaultWorkItemManager.internalExecuteWorkItem(DefaultWorkItemManager.java:70)</p><p>          at org.jbpm.workflow.instance.node.WorkItemNodeInstance.internalTrigger(WorkItemNodeInstance.java:105)</p><p>          at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:124)</p><p>          ... 14 more</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>please help me....</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>thank you in advance,</p><p>warm regards,</p><p>prashanth r dundigal</p></div>
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