This would also cause empty panels and hangs in the package resolver actions, I tried your upload from bionic-unapproved and put it to [1]. With that my issue is resolved as well (marekd it as a Dup)
[1]: https://launchpad.net/~ci-train-ppa-service/+archive/ubuntu/3472 ** Also affects: update-manager (Ubuntu Bionic) Importance: Undecided Status: New ** Changed in: update-manager (Ubuntu Bionic) Status: New => In Progress ** Changed in: update-manager (Ubuntu Bionic) Assignee: (unassigned) => Balint Reczey (rbalint) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1795898 Title: TypeError: _action_done() got an unexpected keyword argument 'trans_failed' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1795898/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs