Did you guys come right with this?
I saw I had a few packages to update so I did an apt-get update and also got the medibuntu errors. Is it safe to carry on with the upgrade?
W: Failed to fetch http://packages.medibuntu.org/dists/lucid/Release.gpg Something wicked happened resolving 'packages.medibuntu.org:http' (-5 - No address associated with hostname)
W: Failed to fetch http://packages.medibuntu.org/dists/lucid/free/i18n/Translation-en_ZA.bz2 Something wicked happened resolving 'packages.medibuntu.org:http' (-5 - No address associated with hostname)
W: Failed to fetch http://packages.medibuntu.org/dists/lucid/non-free/i18n/Translation-en_ZA.bz2 Something wicked happened resolving 'packages.medibuntu.org:http' (-5 - No address associated with hostname)
W: Failed to fetch http://packages.medibuntu.org/dists/lucid/free/binary-i386/Packages.gz Something wicked happened resolving 'packages.medibuntu.org:http' (-5 - No address associated with hostname)
W: Failed to fetch http://packages.medibuntu.org/dists/lucid/non-free/binary-i386/Packages.gz Something wicked happened resolving 'packages.medibuntu.org:http' (-5 - No address associated with hostname)
E: Some index files failed to download, they have been ignored, or old ones used instead.