[Bug 916523] Re: <type 'exceptions.AttributeError'>: 'NoneType' object has no attribute 'version'

[Apport retracing service]

*** This bug is a duplicate of bug 896689 ***
    https://bugs.launchpad.net/bugs/896689

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 #896689, 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: "Dependencies.txt"
   https://bugs.launchpad.net/bugs/916523/+attachment/2674529/+files/Dependencies.txt

** Visibility changed to: Public

** This bug has been marked a duplicate of private bug 896689

** Visibility changed to: Public

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https://bugs.launchpad.net/bugs/916523

Title:
  <type 'exceptions.AttributeError'>: 'NoneType' object has no attribute
  'version'

Status in “aptdaemon” package in Ubuntu:
  New

Bug description:
  Occurred during system upgrade.  I was alerted  that not all updates
  could be installed, so I selected the "partial upgrade" option, after
  which this crash occurred.

  ProblemType: Crash
  DistroRelease: Ubuntu 12.04
  Package: aptdaemon 0.43+bzr756-0ubuntu1
  ProcVersionSignature: Ubuntu 3.2.0-8.15-generic 3.2.0
  Uname: Linux 3.2.0-8-generic x86_64
  NonfreeKernelModules: fglrx
  Annotation: Upgrading the system failed
  ApportVersion: 1.90-0ubuntu1
  Architecture: amd64
  Date: Sat Jan 14 10:21:11 2012
  DesktopFile: /usr/share/aptdaemon/aptdaemon.desktop
  DuplicateOf: https://bugs.launchpad.net/bugs/896689
  ExecutablePath: /usr/sbin/aptd
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
  PackageArchitecture: all
  SourcePackage: aptdaemon
  Title: <type 'exceptions.AttributeError'>: 'NoneType' object has no attribute 'version'
  TransactionDepends: [[], [], [], [], [], [], []]
  TransactionErrorCode: error-unknown
  TransactionKwargs: {'safe_mode': dbus.Boolean(True)}
  TransactionLocale:
   
  TransactionOutput:
   
  TransactionPackages: [[], [], [], [], [], []]
  TransactionRole: role-upgrade-system
  UpgradeStatus: Upgraded to precise on 2012-01-13 (0 days ago)

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