UnsupportedOperationException due to missing blocker in overriding classes FromNodeLeftTuple, JoinNodeLeftTuple ---------------------------------------------------------------------------------------------------------------- Key: DROOLS-1069 URL: https://issues.jboss.org/browse/DROOLS-1069 Project: Drools Issue Type: Bug Affects Versions: 6.3.0.Final Reporter: Anantjot Anand Assignee: Mario Fusco BaseLeftTuple class is inherited by EvalNodeLeftTuple, FromNodeLeftTuple, JoinNodeLeftTuple, LeftTupleImpl, NotNodeLeftTuple, QueryElementNodeLeftTuple, QueryRiaFixerNodeLeftTuple, RuleTerminalNodeLeftTuple classes. FromNodeLeftTuple, JoinNodeLeftTuple, QueryElementNodeLeftTuple, QueryRiaFixerNodeLeftTuple and RuleTerminalNodeLeftTuple doesn’t implement its overridden methods. at org.drools.core.reteoo.BaseLeftTuple.getBlocker(BaseLeftTuple.java:535) at org.drools.core.phreak.PhreakExistsNode.doLeftDeletes(PhreakExistsNode.java:425) at org.drools.core.phreak.PhreakExistsNode.doNode(PhreakExistsNode.java:53) at org.drools.core.phreak.RuleNetworkEvaluator.switchOnDoBetaNode(RuleNetworkEvaluator.java:560) at org.drools.core.phreak.RuleNetworkEvaluator.evalBetaNode(RuleNetworkEvaluator.java:536) at org.drools.core.phreak.RuleNetworkEvaluator.evalNode(RuleNetworkEvaluator.java:372) at org.drools.core.phreak.RuleNetworkEvaluator.innerEval(RuleNetworkEvaluator.java:332) at org.drools.core.phreak.RuleNetworkEvaluator.outerEval(RuleNetworkEvaluator.java:166) at org.drools.core.phreak.RuleNetworkEvaluator.evaluateNetwork(RuleNetworkEvaluator.java:123) at org.drools.core.phreak.RuleExecutor.reEvaluateNetwork(RuleExecutor.java:194) at org.drools.core.phreak.RuleExecutor.evaluateNetworkAndFire(RuleExecutor.java:73) at org.drools.core.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:978) at org.drools.core.common.DefaultAgenda.fireAllRules(DefaultAgenda.java:1292) at org.drools.core.impl.StatefulKnowledgeSessionImpl.internalFireAllRules(StatefulKnowledgeSessionImpl.java:1294) at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1281) at org.drools.core.impl.StatefulKnowledgeSessionImpl.fireAllRules(StatefulKnowledgeSessionImpl.java:1260) at com.wellsfargo.ARGenT.Execution.RuleBase.processDataWithRules(RuleBase.java:1618)