[Bug 852457] Re: software-properties-gtk crashed with TypeError in __new__(): object of type 'NoneType' has no len()

[Apport retracing service]

*** This bug is a duplicate of bug 818567 ***
    https://bugs.launchpad.net/bugs/818567

Thank you for taking the time to report this crash and helping to make
Ubuntu better.  This particular crash has already been reported and is a
duplicate of bug #818567, 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/852457/+attachment/2416106/+files/Dependencies.txt

** Attachment removed: "ProcMaps.txt"
   https://bugs.launchpad.net/bugs/852457/+attachment/2416107/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/852457/+attachment/2416108/+files/ProcStatus.txt

** This bug has been marked a duplicate of private bug 818567

** Visibility changed to: Public

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https://bugs.launchpad.net/bugs/852457

Title:
  software-properties-gtk crashed with TypeError in __new__(): object of
  type 'NoneType' has no len()

Status in “software-properties” package in Ubuntu:
  New

Bug description:
  draging the software sources window

  ProblemType: Crash
  DistroRelease: Ubuntu 11.10
  Package: software-properties-gtk 0.81.9
  ProcVersionSignature: Ubuntu 3.0.0-11.18-powerpc64-smp 3.0.4
  Uname: Linux 3.0.0-11-powerpc64-smp ppc64
  ApportVersion: 1.23-0ubuntu1
  Architecture: powerpc
  Date: Sat Sep 17 19:26:36 2011
  ExecutablePath: /usr/bin/software-properties-gtk
  InterpreterPath: /usr/bin/python2.7
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python /usr/bin/software-properties-gtk --open-tab 2
  ProcEnviron:
   LANGUAGE=en_AU:en
   PATH=(custom, no user)
   LANG=en_AU.UTF-8
   SHELL=/bin/bash
  PythonArgs: ['/usr/bin/software-properties-gtk', '--open-tab', '2']
  SourcePackage: software-properties
  Title: software-properties-gtk crashed with TypeError in __new__(): object of type 'NoneType' has no len()
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

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