Thanks for your bugreport. Could you please attach the files in /var/log/dist-upgrade*.log to this bugreport? I can have a look for the reason of the problem then.
Thanks, Michael ** Changed in: update-manager (Ubuntu) Importance: Untriaged => Medium Status: Unconfirmed => Needs Info ** Tags added: dist-upgrader -- tryed to upgrade https://launchpad.net/bugs/52845 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs