You need to remove the packages that those PPA's installed as well. Consider using the tool "ppa-purge" to do it in a clean way.
Closing report since its not a bug, but feel free to comment here again if you need to. --- Ubuntu Bug Squad volunteer triager http://wiki.ubuntu.com/BugSquad ** Changed in: update-manager (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/877683 Title: Upgrade to 11.10 failing because of 3rd party software To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/877683/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
