[rules-users] Score curruption exception in drools-planner-5.4.0.CR1

Hi guys! I have some exception and I don't know why? My rule *someRuleId* has weight *1* 2012-05-12 03:47:08,224 [main] DEBUG Step index (570), time spend (115566), score (0hard/0soft), initialized planning entity (SomePlanningEntity [id=21, …]). 2012-05-12 03:47:08,465 [main] DEBUG Step index (571), time spend (115807), score (0hard/0soft), initialized planning entity (SomePlanningEntity [id=20, …]). java.lang.IllegalStateException: Score corruption: the workingScore (-4hard/0soft) is not the uncorruptedScore (0hard/0soft): The workingMemory has 4 ConstraintOccurrence(s) in excess: someRuleId/NEGATIVE_HARD:[SomePlanningEntity [id=2482309, …], SomePlanningEntity [id=54, …]]=1 someRuleId/NEGATIVE_HARD:[SomePlanningEntity [id=2482309, …], SomePlanningEntity [id=57, …]]=1 someRuleId/NEGATIVE_HARD:[SomePlanningEntity [id=57, …], SomePlanningEntity [id=2482309, …]]=1 someRuleId/NEGATIVE_HARD:[SomePlanningEntity [id=54, …], SomePlanningEntity [id=2482309, …]]=1 Check the score rules who created those ConstraintOccurrences. Verify that each ConstraintOccurrence's causes and weight is correct. at org.drools.planner.core.score.director.AbstractScoreDirector.assertWorkingScore(AbstractScoreDirector.java:101) at org.drools.planner.core.constructionheuristic.greedyFit.decider.DefaultGreedyDecider.doMove(DefaultGreedyDecider.java:111) at org.drools.planner.core.constructionheuristic.greedyFit.decider.DefaultGreedyDecider.decideNextStep(DefaultGreedyDecider.java:78) at org.drools.planner.core.constructionheuristic.greedyFit.DefaultGreedyFitSolverPhase.solve(DefaultGreedyFitSolverPhase.java:63) at org.drools.planner.core.solver.DefaultSolver.runSolverPhases(DefaultSolver.java:183) at org.drools.planner.core.solver.DefaultSolver.solve(DefaultSolver.java:151) … … -- View this message in context: http://drools.46999.n3.nabble.com/Score-curruption-exception-in-drools-pl... Sent from the Drools: User forum mailing list archive at Nabble.com.