Same problem here - different repository received approx 2020 hrs nz daylight saving time 29 nov (thats about 0720 zulu)
Failed to fetch http://security.ubuntu.com/ubuntu/dists/gutsy- security/main/source/Sources.bz2 MD5Sum mismatch -- Upgrading from Feisty to Gutsy - Sources.bz2 MD5Sum mismatch https://bugs.launchpad.net/bugs/146717 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