software-center crashed with AttributeError in is_installed(): CategoryRowReference instance has no attribute 'installed'

[Matthew Paul Thomas]

I wasn't doing anything, USC was just sitting in the background.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: software-center 4.1.23.3
ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
Uname: Linux 3.0.0-11-generic i686
NonfreeKernelModules: wl
ApportVersion: 1.23-0ubuntu1
Architecture: i386
Date: Wed Sep 21 12:40:08 2011
ExecutablePath: /usr/share/software-center/software-center
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/software-center
ProcEnviron:
 LANGUAGE=en_NZ:en_GB:en_US:en
 PATH=(custom, user)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/software-center']
SourcePackage: software-center
Title: software-center crashed with AttributeError in is_installed(): CategoryRowReference instance has no attribute 'installed'
UpgradeStatus: Upgraded to oneiric on 2011-09-20 (1 days ago)
UserGroups: adm admin cdrom dialout dip fax floppy fuse lpadmin plugdev sambashare tape video

[Apport retracing service (apport)]

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 #848085, 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.