so the problem is caused by the isolation of classloading in my ear. I tested by putting the attribute calledByValue in default/deploy/conf/jboss-service.xml and it worked, but it's not an acceptable solution as it has repercutions on all jndi lookups, and it increase a lot the ressource usage of such operations. that's why i'd like to know how to force the calledbyvalue on an EJB3 lookup (and only on one EJB) i'm searching a lot by myself, (maybe not the right way :), but any clues or link to a corresponding documentation would really help me. (i found some docs but all ejb2 / jboss < 4.2.2.GA related... i don"t has enought knowledge of EJB's to adapt those solution by myself (for now :) thanks, -- Lucas Montes View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4148544#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...