[Bug 843308] Re: software-center-gtk3 crashed with AttributeError in preparse(): 'NoneType' object has no attribute 'lower'

[Apport retracing service]

*** This bug is a duplicate of bug 839113 ***
    https://bugs.launchpad.net/bugs/839113

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 #839113, 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/843308/+attachment/2363878/+files/Dependencies.txt

** Attachment removed: "ProcMaps.txt"
   https://bugs.launchpad.net/bugs/843308/+attachment/2363880/+files/ProcMaps.txt

** Attachment removed: "ProcStatus.txt"
   https://bugs.launchpad.net/bugs/843308/+attachment/2363881/+files/ProcStatus.txt

** This bug has been marked a duplicate of bug 839113
   software-center-gtk3 crashed with AttributeError in preparse(): 'NoneType' object has no attribute 'lower'

** Visibility changed to: Public

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https://bugs.launchpad.net/bugs/843308

Title:
  software-center-gtk3 crashed with AttributeError in preparse():
  'NoneType' object has no attribute 'lower'

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

Bug description:
  This error occurred when I tried installing Google Chrome from a .deb
  from Google's site.

  ProblemType: Crash
  DistroRelease: Ubuntu 11.10
  Package: software-center 4.1.21
  ProcVersionSignature: Ubuntu 3.0.0-10.16-generic 3.0.4
  Uname: Linux 3.0.0-10-generic i686
  Architecture: i386
  Date: Tue Sep  6 17:53:06 2011
  ExecutablePath: /usr/share/software-center/software-center-gtk3
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110901)
  InterpreterPath: /usr/bin/python2.7
  PackageArchitecture: all
  ProcCmdline: /usr/bin/python /usr/bin/software-center-gtk3 /home/username/Downloads/google-chrome-stable_current_i386.deb
  PythonArgs: ['/usr/bin/software-center-gtk3', '/home/username/Downloads/google-chrome-stable_current_i386.deb']
  SourcePackage: software-center
  Title: software-center-gtk3 crashed with AttributeError in preparse(): 'NoneType' object has no attribute 'lower'
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

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