In this case the problem was quite obvious, but it is very complex to automatically identify the cause of an upgrade failure if even possible at all. A technical user can go through the logs, try to understand what is wrong and solve the problem himself.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1309361 Title: Kubuntu upgrade from 13.04 to 13.10 failed: "could not calculate the upgrade" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1309361/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs