This link may help http://ubuntuforums.org/showthread.php?t=595440&page=3
See posts 19 and 23 -- 7.04->7.10 "Upgrade" fails: "Getting upgrade prerequisites failed" https://bugs.launchpad.net/bugs/153980 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