long id = this.kfz.getId(); // get id | this.kfzsList.remove(this.kfz); // clean up the | Kfz kfz1 = (Kfz) em.find(Kfz.class,id); get object from e. context | this.kfz = null; | em.remove(kfz1); // remove | kfz1 = null; | I have similary case, with one "one to many" relationship that does work, but here i have fore relations... okay i will try tomorow again. thanks View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4036863#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...