Hi, yes i think the data i posted is correct. The JNDI Tree for the EJB2 accessing the EJB3 looks as follows: java:comp namespace of the EJB2 bean: +- TransactionSynchronizationRegistry[link -> java:TransactionSynchronizationRegistry] (class: javax.naming.LinkRef) +- env (class: org.jnp.interfaces.NamingContext) | +- EJB3Remote[link -> EJB3] (class: javax.naming.LinkRef) Greetings, Volker View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4260991#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...