Looks to me that you are operating on the closed connection, I can't tell you more that this from the stack trace . View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4179334#4179334 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4179334