This is not a bug, either the mirror was down at the time you were trying to download, or you need to check your internet connectivity and DNS settings. You can try switching to another mirror from System->Administration->Software Sources.
** Changed in: ubuntu-docs (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/683814 Title: ominous error codes from update manager -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs