See comment 31 (Hey Guys, I was able to overcome this by double clicking the Google calendar I set up and changing the email setting from "none" to the email address I wished to have linked to the calendar. Pretty frustrating, but I hope this helps.): this worked for me.
After I set calendar.google.enableEmailInvitations to true, that is (don't know if this is neccessary) jan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/810622 Title: Invites can only be accepted into local calendars To manage notifications about this bug go to: https://bugs.launchpad.net/thunderbird/+bug/810622/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs