[info] Initialising ubuntu-mate-* package lists update...
Traceback (most recent call last):
  File "/usr/lib/python3.6/configparser.py", line 1138, in _unify_values
    sectiondict = self._sections[section]
KeyError: 'bionic'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/bin/germinate-update-metapackage", line 36, in <module>
    main(sys.argv)
  File "/usr/lib/python3/dist-packages/germinate/scripts/germinate_update_metapackage.py", line 125, in main
    seeds = config.get(dist, 'seeds').split()
  File "/usr/lib/python3.6/configparser.py", line 781, in get
    d = self._unify_values(section, vars)
  File "/usr/lib/python3.6/configparser.py", line 1141, in _unify_values
    raise NoSectionError(section)
configparser.NoSectionError: No section: 'bionic'