The release upgrader was unable to calculate the upgrade path because the package thunar-data which you appear to have installed from a PPA.
2013-05-21 09:43:22,169 DEBUG Foreign: xfce4-settings thunar-data libexo-helpers libexo-common libexo-1-0 virtualbox-4.1 exo-utils google- chrome-stable parole mousepad xfce4-terminal and 2013-05-21 09:43:22,262 DEBUG examining: 'deb http://ppa.launchpad.net/xubuntu-dev/xfce-4.12/ubuntu precise main' 2013-05-21 09:43:22,264 DEBUG entry '# deb http://ppa.launchpad.net/xubuntu-dev/xfce-4.12/ubuntu quantal main # disabled on upgrade to quantal' was disabled (unknown mirror) 2013-05-21 09:43:22,264 DEBUG examining: 'deb-src http://ppa.launchpad.net/xubuntu-dev/xfce-4.12/ubuntu precise main' 2013-05-21 09:43:22,267 DEBUG entry '# deb-src http://ppa.launchpad.net/xubuntu-dev/xfce-4.12/ubuntu quantal main # disabled on upgrade to quantal' was disabled (unknown mirror) ** Summary changed: - can't install xubuntu-desktop + upgrade calcuation failed due to PPA versions of packages ** Package changed: update-manager (Ubuntu) => ubuntu-release-upgrader (Ubuntu) ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1182484 Title: upgrade calcuation failed due to PPA versions of packages To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1182484/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
