Error - <class 'mediagoblin.media_types.FileTypeNotSupported'>: MediaManager not in enabled types.  Check media_types in config?
URL: http://127.0.0.1:6543/u/ben/m/helicopter/
File '/home/ben/.virtualenvs/mg/local/lib/python2.7/site-packages/Paste-1.7.5.1-py2.7.egg/paste/exceptions/errormiddleware.py', line 144 in __call__
  app_iter = self.application(environ, sr_checker)
File '/home/ben/.virtualenvs/mg/local/lib/python2.7/site-packages/Paste-1.7.5.1-py2.7.egg/paste/urlmap.py', line 203 in __call__
  return app(environ, start_response)
File '/home/ben/work/ws/mediagoblin/mediagoblin/app.py', line 259 in __call__
  return self.call_backend(environ, start_response)
File '/home/ben/work/ws/mediagoblin/mediagoblin/app.py', line 236 in call_backend
  response = controller(request)
File '/home/ben/work/ws/mediagoblin/mediagoblin/decorators.py', line 154 in wrapper
  return controller(request, media=media, *args, **kwargs)
File '/home/ben/work/ws/mediagoblin/mediagoblin/decorators.py', line 114 in wrapper
  return controller(request, page=page, *args, **kwargs)
File '/home/ben/work/ws/mediagoblin/mediagoblin/user_pages/views.py', line 145 in media_home
  media_template_name = media.media_manager['display_template']
File '/home/ben/.virtualenvs/mg/local/lib/python2.7/site-packages/Werkzeug-0.9.1-py2.7.egg/werkzeug/utils.py', line 71 in __get__
  value = self.func(obj)
File '/home/ben/work/ws/mediagoblin/mediagoblin/db/mixin.py', line 214 in media_manager
  "MediaManager not in enabled types.  Check media_types in config?")
FileTypeNotSupported: MediaManager not in enabled types.  Check media_types in config?