sorry persistence.xml got removed all property tags here is the one | <?xml version="1.0" encoding="UTF-8"?> | <persistence xmlns="http://java.sun.com/xml/ns/persistence" | xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" | xsi:schemaLocation="http://java.sun.com/xml/ns/persistence | http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd" version="1.0"> | | <persistence-unit name="atspu" transaction-type="JTA"> | <jta-data-source>java:ats</jta-data-source> | <class>org.hibernate.ejb.HibernatePersistence</class> | <properties> | <property name="hibernate.hbm2ddl.auto" value="update" /> | <property name="hibernate.show_sql" value="true"/> | <property name="hibernate.dialect" value="org.hibernate.dialect.MySQL5Dialect"></property> | <property name="hibernate.transaction.manager_lookup_class" | value="org.hibernate.transaction.JBossTransactionManagerLookup" /> | </properties> | </persistence-unit> | </persistence> | | View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4252790#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...