Provider for Google Calendar

Ohodnoceno 4 z 5 hvězdiček

od Morgana dne Říj. 27, 2014 · trvalý odkaz

You have delete your Google calendar from Thunderbird and then reinstall it. See:
https://groups.google.com/forum/#!topic/provider-for-google-calendar/nSqra_q-zQ4

Probably a good idea to include information of this sort when releasing an update that requires user action.