Thanks so much for your help guys, I will try your solutions... -- View this message in context: http://drools.46999.n3.nabble.com/Guvnor-5-2-0-Final-in-Tomcat-6-0-32-fail-to-compile-rules-tp3139077p3145092.html Sent from the Drools: User forum mailing list archive at Nabble.com.