Hello, I do not know for Stretch and Sid, but the Jessie version of the calendar-google-provider package is not the last stable from upstream. In my case, deinstalling the debian package and installing the upstream thunderbird extension solves the problem. YMMV...
- Icedove calendar not syncing to google calendar Boyan Penkov
- Re: Icedove calendar not syncing to google calendar Tony Baldwin
- Re: Icedove calendar not syncing to google calendar Boyan Penkov
- Re: Icedove calendar not syncing to google cale... didier gaumet
- Re: Icedove calendar not syncing to google ... Tom Ashley
- Re: Icedove calendar not syncing to go... Boyan Penkov
- Re: Icedove calendar not syncing to google ... Boyan Penkov
- Re: Icedove calendar not syncing to go... didier gaumet
- Re: Icedove calendar not syncing t... Boyan Penkov
- Re: Icedove calendar not synci... didier gaumet
- Re: Icedove calendar not synci... Boyan Penkov