hi swapnil, i m still new to drools but just can tell u that drools 5.0 works fine with Spring 2.5.3 and 2.5.6 regards kiranP -- View this message in context: http://n3.nabble.com/Spring-jars-for-Drools-5-0-tp429248p429965.html Sent from the Drools - User mailing list archive at Nabble.com.