Hi, I'm using jbpm-flow-5.2.0-SNAPSHOT.jar and got a *ClassCastException *below with the following Drools flow snippet. I've tried mvel dialet as well and got the same error. * .splitNode(1010).type(Split.TYPE_XOR).name("splitOnShouldActivate") .constraint(305, "should activate", "code", "Java", "(Boolean)(context.getVariable(\"shouldActivate\")) == Boolean.TRUE") .constraint(2000, "should not activate", "code", "Java", "(Boolean)(context.getVariable(\"shouldActivate\")) == Boolean.FALSE") .done * Exception in thread "main" java.lang.ClassCastException: org.jbpm.workflow.core.impl.ConstraintImpl incompatible with org.jbpm.process.instance.impl.ConstraintEvaluator at org.jbpm.workflow.instance.node.SplitInstance.internalTrigger(SplitInstance.java:69) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:185) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:150) at org.jbpm.workflow.instance.node.ActionNodeInstance.triggerCompleted(ActionNodeInstance.java:55) at org.jbpm.workflow.instance.node.ActionNodeInstance.internalTrigger(ActionNodeInstance.java:51) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:185) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:150) at org.jbpm.workflow.instance.impl.ExtendedNodeInstanceImpl.triggerCompleted(ExtendedNodeInstanceImpl.java:47) at org.jbpm.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:162) at org.jbpm.workflow.instance.node.StateBasedNodeInstance.triggerCompleted(StateBasedNodeInstance.java:143) at org.jbpm.workflow.instance.node.SubProcessNodeInstance.internalTrigger(SubProcessNodeInstance.java:130) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:185) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:150) at org.jbpm.workflow.instance.node.ActionNodeInstance.triggerCompleted(ActionNodeInstance.java:55) at org.jbpm.workflow.instance.node.ActionNodeInstance.internalTrigger(ActionNodeInstance.java:51) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerConnection(NodeInstanceImpl.java:185) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:150) at org.jbpm.workflow.instance.node.StartNodeInstance.triggerCompleted(StartNodeInstance.java:49) at org.jbpm.workflow.instance.node.StartNodeInstance.internalTrigger(StartNodeInstance.java:41) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122) at org.jbpm.workflow.instance.node.CompositeNodeInstance.internalTrigger(CompositeNodeInstance.java:106) at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:122) at org.jbpm.workflow.instance.node.ForEachNodeInstance$ForEachSplitNodeInstance.internalTrigger(ForEachNodeInstance.java:97) Thanks in advance. -- View this message in context: http://drools.46999.n3.nabble.com/ClassCastException-on-splitNode-constra... Sent from the Drools: User forum mailing list archive at Nabble.com.