jockey-gtk crashed with AttributeError in __getattr__(): 'gi.repository.Gtk' object has no attribute 'ICON_LOOKUP_USE_BUILTIN'

[jleigh']

Put daily build on USB on Jan 29 2011. Boot it up to try it. Tried installing nvidia drivers, moved over sized window around to select recommended driver and activate it. Then a crash report opened.
Description: Ubuntu natty (development branch)
Release: 11.04

jockey-gtk:
  Installed: 0.8-0ubuntu4
  Candidate: 0.8-0ubuntu4
  Version table:
 *** 0.8-0ubuntu4 0
        500 http://archive.ubuntu.com/ubuntu/ natty/main i386 Packages
        100 /var/lib/dpkg/status

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: jockey-gtk 0.8-0ubuntu4
ProcVersionSignature: Ubuntu 2.6.38-1.28-generic 2.6.38-rc2
Uname: Linux 2.6.38-1-generic i686
Architecture: i386
Date: Sun Jan 30 20:13:31 2011
ExecutablePath: /usr/bin/jockey-gtk
InterpreterPath: /usr/bin/python2.7
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110130)
MachineType: Dell Inc. XPS M1330
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/jockey-gtk
ProcEnviron:
 LANGUAGE=en_US.UTF-8:en
 LANG=en_US.UTF-8
 LC_MESSAGES=en_AG.utf8
 SHELL=/bin/bash
ProcKernelCmdLine: noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
PythonArgs: ['/usr/bin/jockey-gtk']
SourcePackage: jockey
Title: jockey-gtk crashed with AttributeError in __getattr__(): 'gi.repository.Gtk' object has no attribute 'ICON_LOOKUP_USE_BUILTIN'
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
dmi.bios.date: 07/08/2008
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A12
dmi.board.name: 0U8042
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA12:bd07/08/2008:svnDellInc.:pnXPSM1330:pvr:rvnDellInc.:rn0U8042:rvr:cvnDellInc.:ct8:cvr:
dmi.product.name: XPS M1330
dmi.sys.vendor: Dell Inc.

[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 #706193, 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.