It's created in the normal way. X x_obj = new X(); kSession.insert(x_obj);
I am using drools 6.0.1.Final. I do not get a stack trace from Eclipse. But the null pointer exception is displayed on screen when I click on the Rete Tree tab. -- View this message in context: http://drools.46999.n3.nabble.com/in-operator-breaking-the-Rete-Tree-tp4028148p4028159.html Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users@lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users