>From what I can tell you have both ubuntu-desktop and the gnome3 desktop installed. I believe this is causing some confusion for the release upgrader as it is trying to remove ubuntu-release-upgrader-gtk which it doesn't want to do. Try removing one desktop environment or the other and see if the upgrade is calculated properly.
** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Incomplete ** Summary changed: - bug report + unable to calculate upgrade due to gnome3 and ubuntu desktop environment -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1519781 Title: unable to calculate upgrade due to gnome3 and ubuntu desktop environment To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1519781/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs