Try to comment this line in persistence.xml file: <property name="hibernate.hbm2ddl.auto" value="validate"/> View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4090355#4090355 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4090355