NoSuchMethodError at runtime due to eval in query (BW chaining) --------------------------------------------------------------- Key: DROOLS-178 URL: https://issues.jboss.org/browse/DROOLS-178 Project: Drools Issue Type: Bug Security Level: Public(Everyone can see) Affects Versions: 5.5.0.Final Reporter: Wolfgang Laun Assignee: Mario Fusco Priority: Critical Fix For: 5.5.1.Final, 6.0.0.Final An eval CW in a query used in a BW chaining rule compiles, but causes a NoSuchMethodError when executed. Exception in thread "main" java.lang.NoSuchMethodError: pythagoras.Rule_isTriple_17ac16f7237046ee9562afce35dfe174.eval0(III)Z at pythagoras.Rule_isTriple_17ac16f7237046ee9562afce35dfe174Eval0InvokerGenerated.evaluate(Unknown Source) at pythagoras.Rule_isTriple_17ac16f7237046ee9562afce35dfe174Eval0Invoker.evaluate(Unknown Source) at org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:114) at org.drools.reteoo.EvalConditionNode.assertLeftTuple(EvalConditionNode.java:176) at org.drools.reteoo.SingleLeftTupleSinkAdapter.doPropagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:196) at org.drools.reteoo.SingleLeftTupleSinkAdapter.propagateAssertLeftTuple(SingleLeftTupleSinkAdapter.java:71) at org.drools.reteoo.JoinNode.propagateFromRight(JoinNode.java:159) at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:148) at org.drools.reteoo.CompositeObjectSinkAdapter.doPropagateAssertObject(CompositeObjectSinkAdapter.java:497) at org.drools.reteoo.CompositeObjectSinkAdapter.propagateAssertObject(CompositeObjectSinkAdapter.java:382) at org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:235) at org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:240) at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:350) at org.drools.common.NamedEntryPoint.insert(NamedEntryPoint.java:311) at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:903) at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:847) at org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:269) at pythagoras.Main.makeFacts(Main.java:94)