I have reported this before: 21:11:35,953 ERROR [[ProcessUploadServlet]] Servlet.service() for servlet Proces sUploadServlet threw exception org.hibernate.HibernateException: Unable to locate current JTA transaction at org.hibernate.context.JTASessionContext.currentSession(JTASessionCont it requires changes to jbpm.cfg.xml to set to false and CMTTransactionFactory to JTATransactionFactory org.hibernate.transaction.JTATransactionFactory View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4019684#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...