[jboss-dev-forums] [EJB3 Development] - Re: EntityManager.remove() throws java.lang.IllegalArgumentException: Removing a detached instance ?

Ibrahim Abu Ghosh [http://community.jboss.org/people/iabughosh] created the discussion "Re: EntityManager.remove() throws java.lang.IllegalArgumentException: Removing a detached instance ?" To view the discussion, visit: http://community.jboss.org/message/596501#596501 -------------------------------------------------------------- thats right, or you can find the entity by primary key then remove it like this : YourEntity e = em.find(YourEntity.class, entityId);//e is the managed entity em.remove(e); -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/596501#596501] Start a new discussion in EJB3 Development at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]