For posterity: the data that needed to be different was "4/" vs. "4%2F" for the code parameter. It needed to be the latter now. Presumably there was no slash in the code earlier so it would have worked without decoding.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1850651 Title: Authentication constantly re-requested for Google To manage notifications about this bug go to: https://bugs.launchpad.net/thunderbird/+bug/1850651/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs