[jboss-jira] [JBoss JIRA] (DROOLS-1518) Undecipherable stacktrace from rule that failed with exception

[ https://issues.jboss.org/browse/DROOLS-1518?page=com.atlassian.jira.plugi... ] Martin Sivak updated DROOLS-1518: --------------------------------- Description: One of my rules failed, but I can't really tell which because the stacktrace is not telling me anything useful. {quote}java.lang.NullPointerException: null at ConditionEvaluatora9ca906eae5d402ebbfea1f192edea08.evaluate(Unknown Source) ~[na:na] at org.drools.core.rule.constraint.MvelConstraint.evaluate(MvelConstraint.java:258) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.rule.constraint.MvelConstraint.isAllowedCachedRight(MvelConstraint.java:241) ~[drools-core-6.4.0.Final.jar:6.4.0. Final] at org.drools.core.common.DoubleBetaConstraints.isAllowedCachedRight(DoubleBetaConstraints.java:120) ~[drools-core-6.4.0.Final.jar:6 .4.0.Final] at org.drools.core.phreak.PhreakJoinNode.doRightInserts(PhreakJoinNode.java:162) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.PhreakJoinNode.doNode(PhreakJoinNode.java:72) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.switchOnDoBetaNode(RuleNetworkEvaluator.java:519) ~[drools-core-6.4.0.Final.jar:6.4.0 .Final] at org.drools.core.phreak.RuleNetworkEvaluator.evalBetaNode(RuleNetworkEvaluator.java:505) ~[drools-core-6.4.0.Final.jar:6.4.0.Final ] at org.drools.core.phreak.RuleNetworkEvaluator.evalNode(RuleNetworkEvaluator.java:341) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.innerEval(RuleNetworkEvaluator.java:301) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.outerEval(RuleNetworkEvaluator.java:136) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.evaluateNetwork(RuleNetworkEvaluator.java:94) ~[drools-core-6.4.0.Final.jar:6.4.0.Fin al] at org.drools.core.phreak.RuleExecutor.reEvaluateNetwork(RuleExecutor.java:194) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleExecutor.evaluateNetworkAndFire(RuleExecutor.java:73) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:1007) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.common.DefaultAgenda.fireLoop(DefaultAgenda.java:1350) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1288) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.impl.StatefulKnowledgeSessionImpl.internalFireAllRules(StatefulKnowledgeSessionImpl.java:1306) ~[drools-core-6.4. 0.Final.jar:6.4.0.Final] at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1297) ~[drools-core-6.4.0.Final. jar:6.4.0.Final] at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1278) ~[drools-core-6.4.0.Final. jar:6.4.0.Final] {quote} was: One of my rules failed, but I can't really tell which because the stacktrace is not telling me anything useful. {{ java.lang.NullPointerException: null at ConditionEvaluatora9ca906eae5d402ebbfea1f192edea08.evaluate(Unknown Source) ~[na:na] at org.drools.core.rule.constraint.MvelConstraint.evaluate(MvelConstraint.java:258) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.rule.constraint.MvelConstraint.isAllowedCachedRight(MvelConstraint.java:241) ~[drools-core-6.4.0.Final.jar:6.4.0. Final] at org.drools.core.common.DoubleBetaConstraints.isAllowedCachedRight(DoubleBetaConstraints.java:120) ~[drools-core-6.4.0.Final.jar:6 .4.0.Final] at org.drools.core.phreak.PhreakJoinNode.doRightInserts(PhreakJoinNode.java:162) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.PhreakJoinNode.doNode(PhreakJoinNode.java:72) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.switchOnDoBetaNode(RuleNetworkEvaluator.java:519) ~[drools-core-6.4.0.Final.jar:6.4.0 .Final] at org.drools.core.phreak.RuleNetworkEvaluator.evalBetaNode(RuleNetworkEvaluator.java:505) ~[drools-core-6.4.0.Final.jar:6.4.0.Final ] at org.drools.core.phreak.RuleNetworkEvaluator.evalNode(RuleNetworkEvaluator.java:341) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.innerEval(RuleNetworkEvaluator.java:301) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.outerEval(RuleNetworkEvaluator.java:136) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleNetworkEvaluator.evaluateNetwork(RuleNetworkEvaluator.java:94) ~[drools-core-6.4.0.Final.jar:6.4.0.Fin al] at org.drools.core.phreak.RuleExecutor.reEvaluateNetwork(RuleExecutor.java:194) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.phreak.RuleExecutor.evaluateNetworkAndFire(RuleExecutor.java:73) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:1007) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.common.DefaultAgenda.fireLoop(DefaultAgenda.java:1350) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1288) ~[drools-core-6.4.0.Final.jar:6.4.0.Final] at org.drools.core.impl.StatefulKnowledgeSessionImpl.internalFireAllRules(StatefulKnowledgeSessionImpl.java:1306) ~[drools-core-6.4. 0.Final.jar:6.4.0.Final] at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1297) ~[drools-core-6.4.0.Final. jar:6.4.0.Final] at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1278) ~[drools-core-6.4.0.Final. jar:6.4.0.Final] }} -- This message was sent by Atlassian JIRA (v7.2.3#72005)