my persistence.xml has following properties in it property name="hibernate.dialect" value="org.hibernate.dialect.OracleDialect"/ property name="hibernate.hbm2ddl.auto" value="validate"/ property name="jboss.entity.manager.jndi.name" value="java:/Manager1"/ property name="jboss.entity.manager.factory.jndi.name" value="java:/Manager1Factory"/ property name="jboss.no.implicit.datasource.dependency" value="true"/ View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4094608#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...