private void detach_dnn1_UserPortals(dnn1_UserPortal entity)
 {
     this.SendPropertyChanging();
     entity.dnn1_User = null;
 }
 partial void Updatednn1_UserPortal(dnn1_UserPortal instance);
 partial void Deletednn1_UserPortal(dnn1_UserPortal instance);
 partial void Insertdnn1_UserPortal(dnn1_UserPortal instance);