Had the same error in Jboss-4.2.3.GA using a db2 database. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4168783#4168783 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4168783