Just finished the upgrade without problems, so just disabling the default-release temporarily seems to be sufficient. Would be nicer if the upgrade somehow handled this, even if just detecting that it was set and bailing out before rather than during the upgrade and allow the user to unset it manually.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1827741 Title: APT::Default-Release breaks distribution upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1827741/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs