Thanks for your bugreport. Please attach the files in /var/log/dist-upgrade/* so that we can diagnose what exactly its doing. But in general it tries to install ubuntu-desktop (or kubuntu-desktop depending on your flavor) and otherwise performs a normal dist-upgrade.
** Changed in: update-manager (Ubuntu) Status: New => Incomplete -- update-manager makes strange changes to installed software https://bugs.launchpad.net/bugs/364301 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs