i had the same problem and followed you link to bug #154493. i applied the patch and the system is upgrading now. i will let you know if it works.
thanks to the community for help! -- [kubuntu] Failed to upgrade Feisty -> Gutsy https://bugs.launchpad.net/bugs/150878 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs