lukaszb/django-guardian — pull request #278 by chiller (2014-11-05 12:13:33+00:00)
Title: Update assign.rst - syncdb is not enough

source: http://stackoverflow.com/questions/19277543/working-with-django-model-permission-raises-doesnotexist-error
new permissions are not created in Django 1.4.10 with default syncdb