I tested update-manager version 0.81.2 and the test case provided and I was not able to upgrade to Gutsy Gibbon.
After using update-manager version 0.81.3, via the '--proposed' switch, I was able to complete the full upgrade process to Gutsy Gibbon! ** Tags added: verification-done ** Tags removed: verification-needed -- feisty->gutsy upgrade does not work with APT::Get::AllowUnauthenticated set https://bugs.launchpad.net/bugs/195419 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs