5:18 a.m.
Please find attached the rule Code (.drl) below.
Frequently getting this below Exception while running rules.
Exception caught while executing action:
org.drools.reteoo.PropagationQueuingNode$PropagateAction@41c317
java.lang.NullPointerException
at org.drools.util.LeftTupleList.toArray(LeftTupleList.java:106)
at org.drools.util.LeftTupleList.toArray(LeftTupleList.java:11)
at org.drools.reteoo.CollectNode.assertObject(CollectNode.java:256)
at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObject
SinkAdapter.java:42)
at
org.drools.reteoo.RightInputAdapterNode.assertLeftTuple(RightInputAdapterNod
e.java:135)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(Sing
leLeftTupleSinkAdapter.java:117)
at
org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(Single
LeftTupleSinkAdapter.java:28)
at org.drools.reteoo.FromNode.evaluateAndPropagate(FromNode.java:156)
at org.drools.reteoo.FromNode.assertLeftTuple(FromNode.java:104)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.doPropagateAssertLeftTuple(C
ompositeLeftTupleSinkAdapter.java:145)
at
org.drools.reteoo.CompositeLeftTupleSinkAdapter.propagateAssertLeftTuple(Com
positeLeftTupleSinkAdapter.java:39)
at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:175)
at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObject
SinkAdapter.java:42)
at
org.drools.reteoo.PropagationQueuingNode$AssertAction.execute(PropagationQue
uingNode.java:326)
at
org.drools.reteoo.PropagationQueuingNode.propagateActions(PropagationQueuing
Node.java:221)
at
org.drools.reteoo.PropagationQueuingNode$PropagateAction.execute(Propagation
QueuingNode.java:394)
at
org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorking
Memory.java:1486)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:158)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:122)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:80)
at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:28)
at org.mule.module.drools.Drools.assertEvent(Drools.java:165)
at org.mule.module.bpm.Rules.handleEvent(Rules.java:131)
at org.mule.module.bpm.RulesComponent.doInvoke(RulesComponent.java:84)
at
org.mule.component.AbstractComponent.invokeInternal(AbstractComponent.java:1
20)
at
org.mule.component.AbstractComponent.access$000(AbstractComponent.java:56)
at
org.mule.component.AbstractComponent$1$1.process(AbstractComponent.java:234)
at
org.mule.processor.chain.DefaultMessageProcessorChain.doProcess(DefaultMessa
geProcessorChain.java:88)
at
org.mule.processor.chain.AbstractMessageProcessorChain.process(AbstractMessa
geProcessorChain.java:89)
at
org.mule.processor.chain.InterceptingChainLifecycleWrapper.doProcess(Interce
ptingChainLifecycleWrapper.java:63)
at
org.mule.processor.chain.AbstractMessageProcessorChain.process(AbstractMessa
geProcessorChain.java:89)
at
org.mule.processor.chain.InterceptingChainLifecycleWrapper.process(Intercept
ingChainLifecycleWrapper.java:94)
at
org.mule.component.AbstractComponent.process(AbstractComponent.java:154)
at
org.mule.processor.AbstractInterceptingMessageProcessor.processNext(Abstract
InterceptingMessageProcessor.java:93)
at
org.mule.interceptor.AbstractEnvelopeInterceptor.process(AbstractEnvelopeInt
erceptor.java:55)
at
org.mule.processor.AsyncInterceptingMessageProcessor.processNextTimed(AsyncI
nterceptingMessageProcessor.java:118)
at
org.mule.processor.SedaStageInterceptingMessageProcessor$SedaStageWorker.doW
ork(SedaStageInterceptingMessageProcessor.java:197)
at
org.mule.processor.SedaStageInterceptingMessageProcessor$SedaStageWorker.doR
un(SedaStageInterceptingMessageProcessor.java:178)
at
org.mule.work.AbstractMuleEventWork.run(AbstractMuleEventWork.java:43)
at org.mule.work.WorkerContext.run(WorkerContext.java:309)
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.ja
va:886)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:9
08)
at java.lang.Thread.run(Thread.java:619)
Thanks & Regards,
Hari Kishan T
