Fri Mar 27 16:07:36 UTC 2015

ports.ubuntu.com is for other architectures like armhf or powerpc, not
i386. Your /etc/apt/sources.list file is misconfigured somehow and
you'll need to manually resolve the issue for the upgrade to complete.

** Changed in: ubuntu-release-upgrader (Ubuntu)
       Status: New => Invalid

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Foundations Bugs, which is subscribed to ubuntu-release-upgrader in
Ubuntu.
https://bugs.launchpad.net/bugs/1431710

Title:
  Impossible de télécharger http://ports.ubuntu.com/ubuntu-
  ports/dists/precise/main/binary-i386/Packages 404  Not Found
  Impossible de télécharger http://ports.ubuntu.com/ubuntu-
  ports/dists/precise/multiverse/binary-i386/Packages 404  Not Found
  Impossible de télécharger http://ports.ubuntu.com/ubuntu-ports/dists
  /precise-updates/main/binary-i386/Packages 404  Not Found  Impossible
  de télécharger http://ports.ubuntu.com/ubuntu-ports/dists/precise-
  updates/multiverse/binary-i386/Packages 404  Not Found

Status in ubuntu-release-upgrader package in Ubuntu:
  Invalid

Bug description:
  Impossible de télécharger http://ports.ubuntu.com/ubuntu-ports/dists/precise/main/binary-i386/Packages
  404  Not Found

  Impossible de télécharger http://ports.ubuntu.com/ubuntu-ports/dists/precise/multiverse/binary-i386/Packages
  404  Not Found

  Impossible de télécharger http://ports.ubuntu.com/ubuntu-ports/dists/precise-updates/main/binary-i386/Packages
  404  Not Found

  Impossible de télécharger http://ports.ubuntu.com/ubuntu-ports/dists/precise-updates/multiverse/binary-i386/Packages
  404  Not Found

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