Traceback (most recent call last):
  File "/usr/bin/griffith", line 269, in add_movie
    add.add_movie(self)
  File "/usr/share/griffith/lib/add.py", line 38, in add_movie
    set_details(self, details)
  File "/usr/share/griffith/lib/add.py", line 174, in set_details
    pos = gutils.findKey(int(self.config.get('media', 0, section='defaults')), self.media_ids)
TypeError: int() argument must be a string or a number, not 'NoneType'