Look in your hibernate.cfg.xml file if your hbm2ddl is set to drop-create... this may be the cause View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4191342#4191342 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4191342