[Bug 1015373] Re: update-manager crashed with AssertionError in saveDistUpgrade()

[Apport retracing service]

*** This bug is a duplicate of bug 739599 ***
    https://bugs.launchpad.net/bugs/739599

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #739599, so is being marked as such.  Please
look at the other bug report to see if there is any missing information
that you can provide, or to see if there is a workaround for the bug.
Additionally, any further discussion regarding the bug should occur in
the other report.  Please continue to report any other bugs you may
find.

** Tags removed: need-duplicate-check

** Attachment removed: "ProcMaps.txt"
   https://bugs.launchpad.net/bugs/1015373/+attachment/3196890/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/1015373/+attachment/3196891/+files/ProcStatus.txt

** This bug has been marked a duplicate of bug 739599
   update-manager crashed with AssertionError in saveDistUpgrade()

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https://bugs.launchpad.net/bugs/1015373

Title:
  update-manager crashed with AssertionError in saveDistUpgrade()

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

Bug description:
  I also received the following error after reopening Update Manager
  (presumably due to broken packages, as reported by Synaptic)

  Could not initialize the package information

  An unresolvable problem occurred while initializing the package
  information.

  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: Crash
  DistroRelease: Ubuntu 12.10
  Package: update-manager 1:0.163
  ProcVersionSignature: Ubuntu 3.4.0-5.11-generic 3.4.0
  Uname: Linux 3.4.0-5-generic x86_64
  ApportVersion: 2.2.3-0ubuntu4
  Architecture: amd64
  Date: Tue Jun 19 22:01:57 2012
  ExecutablePath: /usr/bin/update-manager
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425)
  InterpreterPath: /usr/bin/python3.2mu
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python3.2 /usr/bin/update-manager
  ProcCwd: /home/chris/Documents
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  PythonArgs: ['/usr/bin/update-manager']
  SourcePackage: update-manager
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

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