hey mike, not equal to null helped...
might be i was using Customer with 'this' and was not passing any value,so the error was cropping up !! thanks a lot..and yeah i ll read about rule templates from doc and try it out..thankzz a ton !! regards, Abhinay -- View this message in context: http://drools.46999.n3.nabble.com/Web-guided-Decision-table-tp4018776p4018809.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