Hello, We are using Drools 3.0.5 version. I am using the contains syntax as below. $variable is a bind variable which is not recognized. Please help me in identifying the problem. List contains $variable Do we have to upgrade to the latest version to work with contains operator? Regards, Veer -- View this message in context: http://drools.46999.n3.nabble.com/help-contains-not-working-using-drools-... Sent from the Drools: Developer (committer) mailing list mailing list archive at Nabble.com.