Please, try running with JBoss AOP 1.5.5.GA and let me know if the error still occurs.. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4084128#4084128 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4084128