NPE during benchmark in LeftTupleIndexRBTree.remove --------------------------------------------------- Key: DROOLS-152 URL: https://issues.jboss.org/browse/DROOLS-152 Project: Drools Issue Type: Bug Security Level: Public(Everyone can see) Affects Versions: 6.0.0.Beta2 Reporter: Arno Hernach Assignee: Geoffrey De Smet Attachments: tournament_scheduling_system_gui.zip Exception in thread "main" java.lang.NullPointerException at org.drools.core.util.index.LeftTupleIndexRBTree.remove(LeftTupleIndexRBTree.java:63) at org.drools.core.reteoo.ExistsNode.modifyRightTuple(ExistsNode.java:388) at org.drools.core.reteoo.BetaNode.modifyObject(BetaNode.java:673) at org.drools.core.reteoo.CompositeObjectSinkAdapter.doPropagateModifyObject(CompositeObjectSinkAdapter.java:508) at org.drools.core.reteoo.CompositeObjectSinkAdapter.propagateModifyObject(CompositeObjectSinkAdapter.java:433) at org.drools.core.reteoo.AlphaNode.modifyObject(AlphaNode.java:161) at org.drools.core.reteoo.SingleObjectSinkAdapter.propagateModifyObject(SingleObjectSinkAdapter.java:69) at org.drools.core.reteoo.ObjectTypeNode.modifyObject(ObjectTypeNode.java:386) at org.drools.core.reteoo.EntryPointNode.modifyObject(EntryPointNode.java:294) at org.drools.core.common.NamedEntryPoint.update(NamedEntryPoint.java:505) at org.drools.core.common.NamedEntryPoint.update(NamedEntryPoint.java:393) at org.drools.core.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:903) at org.drools.core.common.AbstractWorkingMemory.update(AbstractWorkingMemory.java:872) at org.drools.core.impl.StatefulKnowledgeSessionImpl.update(StatefulKnowledgeSessionImpl.java:294) at org.optaplanner.core.impl.score.director.drools.DroolsScoreDirector.afterVariableChanged(DroolsScoreDirector.java:131) at org.optaplanner.core.impl.heuristic.selector.move.generic.SwapMove.doMove(SwapMove.java:81) at org.optaplanner.core.impl.localsearch.decider.DefaultDecider.doMove(DefaultDecider.java:143) at org.optaplanner.core.impl.localsearch.decider.DefaultDecider.decideNextStep(DefaultDecider.java:116) at org.optaplanner.core.impl.localsearch.DefaultLocalSearchSolverPhase.solve(DefaultLocalSearchSolverPhase.java:62) at org.optaplanner.core.impl.solver.DefaultSolver.runSolverPhases(DefaultSolver.java:190) at org.optaplanner.core.impl.solver.DefaultSolver.solve(DefaultSolver.java:155) at org.optaplanner.benchmark.impl.ProblemBenchmark.warmUp(ProblemBenchmark.java:163) at org.optaplanner.benchmark.impl.DefaultPlannerBenchmark.warmUp(DefaultPlannerBenchmark.java:244) at org.optaplanner.benchmark.impl.DefaultPlannerBenchmark.benchmark(DefaultPlannerBenchmark.java:189)