This appears to affect the Mate flavor, but not the main Ubuntu (Gnome flavor). I installed a fresh VM using ubuntu-18.04.1-desktop-amd64.iso and do-release-upgrade worked fine.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1880060 Title: do-release-upgrade -d results in "An unresolvable problem occurred while calculating the upgrade" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1880060/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
