Make sure jboss-aop-2.0.0-X.jar is in your classpath. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4131562#4131562 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4131562