software-center-gtk3 crashed with ValueError in get_iter(): invalid tree path '7:1'

[candyman]

unknown

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 x86_64
NonfreeKernelModules: fglrx wl
Architecture: amd64
Date: Tue Sep 6 21:39:45 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/share/software-center/software-center-gtk3
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/software-center-gtk3
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/software-center-gtk3']
SourcePackage: software-center
Title: software-center-gtk3 crashed with ValueError in get_iter(): invalid tree path '7:1'
UpgradeStatus: Upgraded to oneiric on 2011-09-05 (1 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[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 #843518, 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.