[rules-users] java.lang.ClassCastException: java.lang.String cannot be cast to com.sample.DroolsTest$Message

Hi All, Can anybody tell me what is the problem here .. i have a 2 classes: person(i have a field in this :java.lang.String add) Message(i have a filed in this :java.lang.String name) rule "H" when person( $a : add ) Message ( name == "tree" ) from $a then # System.out.println("in H rule"); when i compile this rule i am getting below exception... java.lang.ClassCastException: java.lang.String cannot be cast to com.sample.DroolsTest$Message Thanks in Advance.... Veeras -- View this message in context: http://drools.46999.n3.nabble.com/java-lang-ClassCastException-java-lang-... Sent from the Drools: User forum mailing list archive at Nabble.com.