I had this from hardy -> lucid. One pinned rdiff-backup package triggered a requirement on a specific old version of python, which caused heck to break loose.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/203659 Title: Pinned hardy repository causes update-manger to fail but shows no error message To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/203659/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs