[Bug 894237] [NEW] "Could not calculate the upgrade" error when trying to upgrade from Natty to Oneiric

[accounts@adolgov.com]

Public bug reported:

Error box states:
------------
An unresolvable problem occurred while calculating the upgrade:
E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held 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
--------------
however,  none of the bulleted issues apply.

ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: update-manager 1:0.150.5
ProcVersionSignature: Ubuntu 2.6.38-13.52-generic 2.6.38.8
Uname: Linux 2.6.38-13-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Wed Nov 23 19:31:22 2011
GConfNonDefault:
 /apps/update-manager/check_new_release_ignore=
 /apps/update-manager/first_run=false
 /apps/update-manager/window_size=(600,600)
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
PackageArchitecture: all
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: update-manager
UpgradeStatus: Upgraded to natty on 2011-11-24 (0 days ago)
VarLogDistupgradeApttermlog:
 
VarLogDistupgradeHistorylog:
 
VarLogDistupgradeTermlog:

** Affects: update-manager (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug natty

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https://bugs.launchpad.net/bugs/894237

Title:
  "Could not calculate the upgrade" error when trying to upgrade from
  Natty to Oneiric

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

Bug description:
  Error box states:
  ------------
  An unresolvable problem occurred while calculating the upgrade:
  E:Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held 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
  --------------
  however,  none of the bulleted issues apply.

  ProblemType: Bug
  DistroRelease: Ubuntu 11.04
  Package: update-manager 1:0.150.5
  ProcVersionSignature: Ubuntu 2.6.38-13.52-generic 2.6.38.8
  Uname: Linux 2.6.38-13-generic x86_64
  NonfreeKernelModules: nvidia
  Architecture: amd64
  Date: Wed Nov 23 19:31:22 2011
  GConfNonDefault:
   /apps/update-manager/check_new_release_ignore=
   /apps/update-manager/first_run=false
   /apps/update-manager/window_size=(600,600)
  InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
  PackageArchitecture: all
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: update-manager
  UpgradeStatus: Upgraded to natty on 2011-11-24 (0 days ago)
  VarLogDistupgradeApttermlog:
   
  VarLogDistupgradeHistorylog:
   
  VarLogDistupgradeTermlog:

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