software-center crashed with AttributeError in _search_gmenu_dir(): 'NoneType' object has no attribute 'get_contents'

[patrick]

same bug in 11.10 alpha 2 newly installed
amd64 desktop
language french

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: software-center 4.1.8
ProcVersionSignature: Ubuntu 3.0-3.4-generic 3.0.0-rc5
Uname: Linux 3.0-3-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Sat Jul 9 15:54:49 2011
ExecutablePath: /usr/share/software-center/software-center
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110705.1)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/software-center open-invaders/Open\ Invaders
ProcEnviron:
 SHELL=/bin/bash
 LANG=fr_FR.UTF-8
PythonArgs: ['/usr/bin/software-center', 'open-invaders/Open Invaders']
SourcePackage: software-center
Title: software-center crashed with AttributeError in _search_gmenu_dir(): 'NoneType' object has no attribute 'get_contents'
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Jean-Baptiste Lallement (jibel)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 793024, so it 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.