You have not configured poctestEntityManagerFactory in the persistence.xml Snippet: | <persistence-unit name="poctest1" transaction-type="JTA"> | <provider>org.hibernate.ejb.HibernatePersistence</provider> | <jta-data-source>java:poctest1Datasource</jta-data-source> | <properties> | <property name="jboss.entity.manager.factory.jndi.name" value="java:/poctestEntityManagerFactory"/> | PS code tag used here View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4077139#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...