there is a bug filed for this issue: https://issues.jboss.org/browse/JBRULES-3240 https://issues.jboss.org/browse/JBRULES-3240 -- View this message in context: http://drools.46999.n3.nabble.com/Strange-error-in-DRL-compiler-tp3582691p3586165.html Sent from the Drools: User forum mailing list archive at Nabble.com.