cubicweb #14681279 RegistryNotFound: components [open]

with sqlite

 $ cubicweb-ctl db-init fevis

 Initializing the system database
 --------------------------------
 /home/arthur/.virtualenvs/fevis/local/lib/python2.7/site-packages/pkg_resources/__init__.py:1268: UserWarning: /home/arthur/.python-eggs is writable by group/others and vulnerable to attack when used with get_resource_filename. Consider a more secure location (set with .set_extraction_path or the   PYTHON_EGG_CACHE environment variable).
 warnings.warn(msg, UserWarning)
 -> creating tables  [====================]
 -> inserting default user and default groups.
 2016-08-03 16:15:25 - (cubicweb.appobject) WARNING: can't find any workflow for CWUser
 -> storing the schema in the database  [====================]
 warning: CWSession already known, skip addition

-> creating static pages
 2016-08-03 16:15:43 - (cubicweb.session) ERROR: Notification failed
 Traceback (most recent call last):
 File "/home/arthur/.virtualenvs/fevis/local/lib/python2.7/site-packages/cubicweb/hooks/notification.py", line 72, in postcommit_event
   view.render_and_send(**viewargs)
 File "/home/arthur/.virtualenvs/fevis/local/lib/python2.7/site-packages/cubicweb/sobjects/notification.py", line 87, in render_and_send
   for msg, recipients in self.render_emails(**kwargs):
 File "/home/arthur/.virtualenvs/fevis/local/lib/python2.7/site-packages/cubicweb/sobjects/notification.py", line 96, in render_emails
   recipients = self.recipients()
 File "/home/arthur/.virtualenvs/fevis/local/lib/python2.7/site-packages/cubicweb/sobjects/notification.py", line 156, in recipients
   finder = self._cw.vreg['components'].select(
 File "/home/arthur/.virtualenvs/fevis/local/lib/python2.7/site-packages/logilab/common/registry.py", line 572, in __getitem__
   raise exc
 RegistryNotFound: components
 -> database for instance fevis initialized.