Which version of JBoss do you use? Please post the code of the EJB where the interceptor is used and also the interceptor class. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4150306#4150306 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4150306