Were you able to get these files from the console via wget or something? The first thing that comes to mind is of course either a misconfiguration for internet connection on your end or that au.archive.ubuntu.com was down when you tried.
Can you try a different mirror and report back? -- Dapper -> Edgy Upgrade via update manager https://launchpad.net/bugs/66097 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
