If I remove this line from hibernate.cfg.xml, it works: <mapping resource="org/jbpm/job/CleanUpProcessJob.hbm.xml"/> Is this a bug? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4205888#4205888 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4205888