Thanks! Just tried removing them with apt purge. Some could not be found. do-release upgrade is still giving (to me) similar output as before.
** Attachment added: "apt.log" https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1914827/+attachment/5462452/+files/apt.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1914827 Title: do-release-upgrade failing with "unresolvable problem caclulating the upgrade" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1914827/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
