After adding new Rule by different drl filename getting error while calling fireRules ------------------------------------------------------------------------------------- Key: DROOLS-1116 URL: https://issues.jboss.org/browse/DROOLS-1116 Project: Drools Issue Type: Bug Components: core engine Affects Versions: 6.4.0.CR2 Reporter: Vivek Singh Assignee: Mario Fusco Issue is similar to https://issues.jboss.org/browse/DROOLS-978 But its showing its fixed in 6.4.0.Beta1 but i am still lfacing in 6.4.0.CR2 While Adding the new or Updated Rules by createKieJar. Even renaming the Drool file. After that while calling the fireRules i am getting the below error:- Exception in thread "main" java.lang.NullPointerException at org.drools.core.reteoo.NodeTypeEnums.isBetaNode(NodeTypeEnums.java:88) at org.drools.core.phreak.RuleNetworkEvaluator.innerEval(RuleNetworkEvaluator.java:254) 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.evaluateNetwork(RuleExecutor.java:65) at org.drools.core.common.DefaultAgenda.evaluateEagerList(DefaultAgenda.java:1004) at org.drools.core.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:961) 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