Thanks Mark, that's exactly i was thinking of. Because i don't have the permissions of deploying the jars on the fly. -- View this message in context: http://drools.46999.n3.nabble.com/Best-way-to-have-multiple-kieBase-dynamically-tp4028247p4028259.html Sent from the Drools: User forum mailing list archive at Nabble.com.