cubicweb #2882750 Traceback in notification hook [deprecated]

2013-05-14 14:08:34 - (cubicweb.web) ERROR: unexpected error while validating form
Traceback (most recent call last):
 File "/usr/lib/python2.7/dist-packages/cubicweb/web/views/basecontrollers.py", line 219, in _validate_form
   txuuid = req.cnx.commit() # ValidationError may be raised on commit
 File "/usr/lib/python2.7/dist-packages/cubicweb/dbapi.py", line 544, in decorator
   return func(self, *args, **kwargs)
 File "/usr/lib/python2.7/dist-packages/cubicweb/dbapi.py", line 770, in commit
   return self._repo.commit(self.sessionid, **self._txid())
 File "/usr/lib/python2.7/dist-packages/cubicweb/server/repository.py", line 850, in commit
   return session.commit()
 File "/usr/lib/python2.7/dist-packages/cubicweb/server/session.py", line 1257, in commit
   operation.handle_event('precommit_event')
 File "/usr/lib/python2.7/dist-packages/cubicweb/server/hook.py", line 770, in handle_event
   getattr(self, event)()
 File "/usr/lib/python2.7/dist-packages/cubicweb/hooks/notification.py", line 161, in precommit_event
   notify_on_commit(self._cw, view)
AttributeError: 'EntityUpdatedNotificationOp' object has no attribute '_cw'
priorityimportant
typebug
done in3.17.1
load0.000
load left0.000
closed by<not specified>