[Bug 1001796] Re: error msg: Could not calculate the upgrade

[Fabio Marconi]

paste here the content of /etc/apt/sources.list

---
Ubuntu Bug Squad volunteer triager
http://wiki.ubuntu.com/BugSquad

** Changed in: update-manager (Ubuntu)
       Status: Fix Committed => Incomplete

-- 
You received this bug notification because you are a member of Ubuntu
Foundations Bugs, which is subscribed to update-manager in Ubuntu.
https://bugs.launchpad.net/bugs/1001796

Title:
  error msg: Could not calculate the upgrade

Status in “update-manager” package in Ubuntu:
  Incomplete

Bug description:
  When using the terminal to upgrade from ubuntu 10.04 to 12.04 i
  received this message:

  Could not calculate the upgrade
  An unresolvable problem occurred while calculating the upgrade:
  E:Unable to correct problems, you have held broken packages.
   This can be caused by:
   * Upgrading to a pre-release version of Ubuntu
   * Running the current pre-release version of Ubuntu
   * Unofficial software packages not provided by Ubuntu
  If none of this applies, then please report this bug using the command 'ubuntu-bug update-manager' in a terminal.

  After typing 'ubuntu-bug update-manager' I arrived here

  ProblemType: Bug
  DistroRelease: Ubuntu 10.04
  Package: update-manager 1:0.134.12.1
  ProcVersionSignature: Ubuntu 2.6.32-41.89-generic-pae 2.6.32.59+drm33.24
  Uname: Linux 2.6.32-41-generic-pae i686
  Architecture: i386
  Date: Sat May 19 18:29:12 2012
  GConfNonDefault:
   /apps/update-manager/check_new_release_ignore=
   /apps/update-manager/first_run=false
   /apps/update-manager/show_versions=false
   /apps/update-manager/window_size=(600,600)
  InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
  PackageArchitecture: all
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.utf8
   SHELL=/bin/bash
  SourcePackage: update-manager
  VarLogDistupgradeTermlog:

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1001796/+subscriptions