i got same problem family@family-desktop:~$ sudo do-release-upgrade Checking for a new ubuntu release Done Upgrade tool signature Done Upgrade tool Done downloading extracting '/tmp/tmp-1yX90/gutsy.tar.gz' authenticate '/tmp/tmp-1yX90/gutsy.tar.gz' against '/tmp/tmp-1yX90/gutsy.tar.gz.gpg' Reading cache Checking package manager Reading package lists: Done Reading state information: Done Reading state information: Done Reading state information: Done Ignored http://us.archive.ubuntu.com feisty-backports Release.gpg Failed http://us.archive.ubuntu.com feisty-backports Release.gpg Done http://old-releases.ubuntu.com feisty-updates Release.gpg Done http://old-releases.ubuntu.com feisty Release.gpg Done http://old-releases.ubuntu.com feisty-backports Release.gpg Ignored http://us.archive.ubuntu.com feisty-backports Release Failed http://us.archive.ubuntu.com feisty-backports Release Done http://old-releases.ubuntu.com feisty-security Release.gpg Done http://old-releases.ubuntu.com feisty-proposed Release.gpg Hit http://old-releases.ubuntu.com feisty-updates Release Done http://old-releases.ubuntu.com feisty-updates Release Ignored http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Failed http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Hit http://old-releases.ubuntu.com feisty Release Hit http://old-releases.ubuntu.com feisty-backports Release Hit http://old-releases.ubuntu.com feisty-security Release Done http://old-releases.ubuntu.com feisty Release Done http://old-releases.ubuntu.com feisty-backports Release Done http://old-releases.ubuntu.com feisty-security Release Failed http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Hit http://old-releases.ubuntu.com feisty-proposed Release Done http://old-releases.ubuntu.com feisty-proposed Release Hit http://old-releases.ubuntu.com feisty-updates/main Packages Hit http://old-releases.ubuntu.com feisty-updates/restricted Packages Hit http://old-releases.ubuntu.com feisty-updates/main Sources Hit http://old-releases.ubuntu.com feisty-updates/restricted Sources Hit http://old-releases.ubuntu.com feisty-updates/main Packages Hit http://old-releases.ubuntu.com feisty-updates/restricted Packages Hit http://old-releases.ubuntu.com feisty-updates/universe Packages Hit http://old-releases.ubuntu.com feisty-updates/multiverse Packages Hit http://old-releases.ubuntu.com feisty-updates/main Sources Hit http://old-releases.ubuntu.com feisty-updates/restricted Sources Hit http://old-releases.ubuntu.com feisty-updates/universe Sources Hit http://old-releases.ubuntu.com feisty-updates/multiverse Sources Hit http://old-releases.ubuntu.com feisty/universe Packages Hit http://old-releases.ubuntu.com feisty/universe Sources Hit http://old-releases.ubuntu.com feisty/multiverse Packages Hit http://old-releases.ubuntu.com feisty/multiverse Sources Hit http://old-releases.ubuntu.com feisty-backports/main Packages Hit http://old-releases.ubuntu.com feisty-backports/restricted Packages Hit http://old-releases.ubuntu.com feisty-backports/universe Packages Hit http://old-releases.ubuntu.com feisty-backports/multiverse Packages Hit http://old-releases.ubuntu.com feisty-backports/main Sources Hit http://old-releases.ubuntu.com feisty-backports/restricted Sources Hit http://old-releases.ubuntu.com feisty-backports/universe Sources Hit http://old-releases.ubuntu.com feisty-backports/multiverse Sources Hit http://old-releases.ubuntu.com feisty-security/main Packages Hit http://old-releases.ubuntu.com feisty-security/restricted Packages Hit http://old-releases.ubuntu.com feisty-security/main Sources Hit http://old-releases.ubuntu.com feisty-security/restricted Sources Hit http://old-releases.ubuntu.com feisty-security/universe Packages Hit http://old-releases.ubuntu.com feisty-security/universe Sources Hit http://old-releases.ubuntu.com feisty-security/multiverse Packages Hit http://old-releases.ubuntu.com feisty-security/multiverse Sources Hit http://old-releases.ubuntu.com feisty-proposed/main Packages Hit http://old-releases.ubuntu.com feisty-proposed/restricted Packages Hit http://old-releases.ubuntu.com feisty-proposed/universe Packages Hit http://old-releases.ubuntu.com feisty-proposed/multiverse Packages Hit http://old-releases.ubuntu.com feisty-proposed/main Sources Hit http://old-releases.ubuntu.com feisty-proposed/restricted Sources Hit http://old-releases.ubuntu.com feisty-proposed/universe Sources Hit http://old-releases.ubuntu.com feisty-proposed/multiverse Sources Done downloading Ignored http://us.archive.ubuntu.com feisty-backports Release.gpg Failed http://us.archive.ubuntu.com feisty-backports Release.gpg Done http://old-releases.ubuntu.com feisty-updates Release.gpg Done http://old-releases.ubuntu.com feisty Release.gpg Done http://old-releases.ubuntu.com feisty-backports Release.gpg Ignored http://us.archive.ubuntu.com feisty-backports Release Failed http://us.archive.ubuntu.com feisty-backports Release Done http://old-releases.ubuntu.com feisty-security Release.gpg Done http://old-releases.ubuntu.com feisty-proposed Release.gpg Hit http://old-releases.ubuntu.com feisty-updates Release Done http://old-releases.ubuntu.com feisty-updates Release Ignored http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Failed http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Hit http://old-releases.ubuntu.com feisty Release Hit http://old-releases.ubuntu.com feisty-backports Release Hit http://old-releases.ubuntu.com feisty-security Release Done http://old-releases.ubuntu.com feisty Release Done http://old-releases.ubuntu.com feisty-backports Release Done http://old-releases.ubuntu.com feisty-security Release Failed http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Hit http://old-releases.ubuntu.com feisty-proposed Release Done http://old-releases.ubuntu.com feisty-proposed Release Hit http://old-releases.ubuntu.com feisty-updates/main Packages Hit http://old-releases.ubuntu.com feisty-updates/restricted Packages Hit http://old-releases.ubuntu.com feisty-updates/main Sources Hit http://old-releases.ubuntu.com feisty-updates/restricted Sources Hit http://old-releases.ubuntu.com feisty-updates/main Packages Hit http://old-releases.ubuntu.com feisty-updates/restricted Packages Hit http://old-releases.ubuntu.com feisty-updates/universe Packages Hit http://old-releases.ubuntu.com feisty-updates/multiverse Packages Hit http://old-releases.ubuntu.com feisty-updates/main Sources Hit http://old-releases.ubuntu.com feisty-updates/restricted Sources Hit http://old-releases.ubuntu.com feisty-updates/universe Sources Hit http://old-releases.ubuntu.com feisty-updates/multiverse Sources Hit http://old-releases.ubuntu.com feisty/universe Packages Hit http://old-releases.ubuntu.com feisty/universe Sources Hit http://old-releases.ubuntu.com feisty/multiverse Packages Hit http://old-releases.ubuntu.com feisty/multiverse Sources Hit http://old-releases.ubuntu.com feisty-backports/main Packages Hit http://old-releases.ubuntu.com feisty-backports/restricted Packages Hit http://old-releases.ubuntu.com feisty-backports/universe Packages Hit http://old-releases.ubuntu.com feisty-backports/multiverse Packages Hit http://old-releases.ubuntu.com feisty-backports/main Sources Hit http://old-releases.ubuntu.com feisty-backports/restricted Sources Hit http://old-releases.ubuntu.com feisty-backports/universe Sources Hit http://old-releases.ubuntu.com feisty-backports/multiverse Sources Hit http://old-releases.ubuntu.com feisty-security/main Packages Hit http://old-releases.ubuntu.com feisty-security/restricted Packages Hit http://old-releases.ubuntu.com feisty-security/main Sources Hit http://old-releases.ubuntu.com feisty-security/restricted Sources Hit http://old-releases.ubuntu.com feisty-security/universe Packages Hit http://old-releases.ubuntu.com feisty-security/universe Sources Hit http://old-releases.ubuntu.com feisty-security/multiverse Packages Hit http://old-releases.ubuntu.com feisty-security/multiverse Sources Hit http://old-releases.ubuntu.com feisty-proposed/main Packages Hit http://old-releases.ubuntu.com feisty-proposed/restricted Packages Hit http://old-releases.ubuntu.com feisty-proposed/universe Packages Hit http://old-releases.ubuntu.com feisty-proposed/multiverse Packages Hit http://old-releases.ubuntu.com feisty-proposed/main Sources Hit http://old-releases.ubuntu.com feisty-proposed/restricted Sources Hit http://old-releases.ubuntu.com feisty-proposed/universe Sources Hit http://old-releases.ubuntu.com feisty-proposed/multiverse Sources Done downloading Ignored http://us.archive.ubuntu.com feisty-backports Release.gpg Failed http://us.archive.ubuntu.com feisty-backports Release.gpg Done http://old-releases.ubuntu.com feisty-updates Release.gpg Done http://old-releases.ubuntu.com feisty Release.gpg Done http://old-releases.ubuntu.com feisty-backports Release.gpg Ignored http://us.archive.ubuntu.com feisty-backports Release Failed http://us.archive.ubuntu.com feisty-backports Release Done http://old-releases.ubuntu.com feisty-security Release.gpg Done http://old-releases.ubuntu.com feisty-proposed Release.gpg Hit http://old-releases.ubuntu.com feisty-updates Release Done http://old-releases.ubuntu.com feisty-updates Release Ignored http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Failed http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Hit http://old-releases.ubuntu.com feisty Release Hit http://old-releases.ubuntu.com feisty-backports Release Hit http://old-releases.ubuntu.com feisty-security Release Done http://old-releases.ubuntu.com feisty Release Done http://old-releases.ubuntu.com feisty-backports Release Done http://old-releases.ubuntu.com feisty-security Release Failed http://us.archive.ubuntu.com feisty-backports/main/debian-installer Packages Hit http://old-releases.ubuntu.com feisty-proposed Release Done http://old-releases.ubuntu.com feisty-proposed Release Hit http://old-releases.ubuntu.com feisty-updates/main Packages Hit http://old-releases.ubuntu.com feisty-updates/restricted Packages Hit http://old-releases.ubuntu.com feisty-updates/main Sources Hit http://old-releases.ubuntu.com feisty-updates/restricted Sources Hit http://old-releases.ubuntu.com feisty-updates/main Packages Hit http://old-releases.ubuntu.com feisty-updates/restricted Packages Hit http://old-releases.ubuntu.com feisty-updates/universe Packages Hit http://old-releases.ubuntu.com feisty-updates/multiverse Packages Hit http://old-releases.ubuntu.com feisty-updates/main Sources Hit http://old-releases.ubuntu.com feisty-updates/restricted Sources Hit http://old-releases.ubuntu.com feisty-updates/universe Sources Hit http://old-releases.ubuntu.com feisty-updates/multiverse Sources Hit http://old-releases.ubuntu.com feisty/universe Packages Hit http://old-releases.ubuntu.com feisty/universe Sources Hit http://old-releases.ubuntu.com feisty/multiverse Packages Hit http://old-releases.ubuntu.com feisty/multiverse Sources Hit http://old-releases.ubuntu.com feisty-backports/main Packages Hit http://old-releases.ubuntu.com feisty-backports/restricted Packages Hit http://old-releases.ubuntu.com feisty-backports/universe Packages Hit http://old-releases.ubuntu.com feisty-backports/multiverse Packages Hit http://old-releases.ubuntu.com feisty-backports/main Sources Hit http://old-releases.ubuntu.com feisty-backports/restricted Sources Hit http://old-releases.ubuntu.com feisty-backports/universe Sources Hit http://old-releases.ubuntu.com feisty-backports/multiverse Sources Hit http://old-releases.ubuntu.com feisty-security/main Packages Hit http://old-releases.ubuntu.com feisty-security/restricted Packages Hit http://old-releases.ubuntu.com feisty-security/main Sources Hit http://old-releases.ubuntu.com feisty-security/restricted Sources Hit http://old-releases.ubuntu.com feisty-security/universe Packages Hit http://old-releases.ubuntu.com feisty-security/universe Sources Hit http://old-releases.ubuntu.com feisty-security/multiverse Packages Hit http://old-releases.ubuntu.com feisty-security/multiverse Sources Hit http://old-releases.ubuntu.com feisty-proposed/main Packages Hit http://old-releases.ubuntu.com feisty-proposed/restricted Packages Hit http://old-releases.ubuntu.com feisty-proposed/universe Packages Hit http://old-releases.ubuntu.com feisty-proposed/multiverse Packages Hit http://old-releases.ubuntu.com feisty-proposed/main Sources Hit http://old-releases.ubuntu.com feisty-proposed/restricted Sources Hit http://old-releases.ubuntu.com feisty-proposed/universe Sources Hit http://old-releases.ubuntu.com feisty-proposed/multiverse Sources Done downloading Reading package lists: Done Reading state information: Done Reading state information: Done Reading state information: Done Getting upgrade prerequisites failed The system was unable to get the prerequisites for the upgrade. The upgrade will abort now and restore the original system state. Please report this as a bug against the 'update-manager' package and include the files in /var/log/dist-upgrade/ in the bugreport. Restoring original system state Aborting Reading package lists: Done Reading state information: Done Reading state information: Done Reading state information: Done