[Bug 901361] Re: 'E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.'

[Tim]

Whats the output of:

apt-cache policy xserver-xorg-core
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https://bugs.launchpad.net/bugs/901361

Title:
  'E:Error, pkgProblemResolver::Resolve generated breaks, this may be
  caused by held packages.'

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

Bug description:
  OUT PUT IN UPDATE MANAGER

  
  Could not calculate the upgrade

  An unresolvable problem occurred while calculating the upgrade.

  Please report this bug against the 'update-manager' package and include the following error message:
  'E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.'

  ProblemType: Bug
  DistroRelease: Ubuntu 10.04
  Package: update-manager 1:0.134.11.1
  ProcVersionSignature: Ubuntu 2.6.32-36.79-generic 2.6.32.46+drm33.20
  Uname: Linux 2.6.32-36-generic x86_64
  NonfreeKernelModules: nvidia
  Architecture: amd64
  Date: Thu Dec  8 00:14:19 2011
  InstallationMedia: Ubuntu 10.04.3 LTS "Lucid Lynx" - Release amd64 (20110719.3)
  PackageArchitecture: all
  ProcEnviron:
   LANG=en_IN
   SHELL=/bin/bash
  SourcePackage: update-manager

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