More details please, including the entire exception stacktrace and the console logs. Also post your ejb-jar.xml, jboss.xml(if any) and the relevant bean code. While posting logs or xml content or code, remember to wrap it in a code block by using the Code button in the message editor window. Please use the Preview button, before posting, to ensure, your post is correctly formatted. P.S: There's a forum specifically for JBossAS5 questions http://www.jboss.com/index.html?module=bb&op=viewforum&f=287 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4198159#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...