org.drools.runtime.rule.ConsequenceException: rule: Update stock price
at org.drools.runtime.rule.impl.DefaultConsequenceExceptionHandler.handleException(DefaultConsequenceExceptionHandler.java:39)
at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1100)
at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:1029)
at org.drools.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1250)
at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:733)
at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:699)
at org.drools.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:218)
at org.drools.examples.broker.Broker.receive(Broker.java:71)
at org.drools.examples.broker.events.EventFeeder$FeedJob.execute(EventFeeder.java:85)
at org.drools.time.impl.JDKTimerService$JDKCallableJob.call(JDKTimerService.java:151)
at org.drools.time.impl.JDKTimerService$JDKCallableJob.call(JDKTimerService.java:126)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:98)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:206)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused by: org.drools.RuntimeDroolsException: Unexpected exception executing action org.drools.reteoo.PropagationQueuingNode$PropagateAction@1ba4159
at org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:996)
at org.drools.common.NamedEntryPoint.update(NamedEntryPoint.java:473)
at org.drools.common.NamedEntryPoint.update(NamedEntryPoint.java:365)
at org.drools.base.DefaultKnowledgeHelper.update(DefaultKnowledgeHelper.java:298)
at org.drools.base.DefaultKnowledgeHelper.update(DefaultKnowledgeHelper.java:306)
at org.drools.base.ModifyInterceptor.doAfter(ModifyInterceptor.java:59)
at org.mvel2.ast.InterceptorWrapper.getReducedValueAccelerated(InterceptorWrapper.java:38)
at org.mvel2.MVELRuntime.execute(MVELRuntime.java:89)
at org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:125)
at org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:118)
at org.mvel2.MVEL.executeExpression(MVEL.java:928)
at org.drools.base.mvel.MVELConsequence.evaluate(MVELConsequence.java:105)
at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:1090)
... 16 more
Caused by: java.lang.NullPointerException
at org.drools.core.util.RightTupleIndexHashTable.removeAdd(RightTupleIndexHashTable.java:321)
at org.drools.reteoo.JoinNode.modifyRightTuple(JoinNode.java:229)
at org.drools.reteoo.BetaNode.modifyObject(BetaNode.java:431)
at org.drools.reteoo.JoinNode.modifyObject(JoinNode.java:463)
at org.drools.reteoo.SingleObjectSinkAdapter.propagateModifyObject(SingleObjectSinkAdapter.java:68)
at org.drools.reteoo.PropagationQueuingNode$ModifyAction.execute(PropagationQueuingNode.java:391)
at org.drools.reteoo.PropagationQueuingNode.propagateActions(PropagationQueuingNode.java:225)
at org.drools.reteoo.PropagationQueuingNode$PropagateAction.execute(PropagationQueuingNode.java:438)
at org.drools.common.AbstractWorkingMemory.executeQueuedActions(AbstractWorkingMemory.java:994)
... 28 more
Bug
Critical