Comment 0 for bug 875879

Happened when updating Oneiric.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: update-manager 1:0.152.22
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu2
Architecture: amd64
Date: Sun Oct 16 19:49:42 2011
ExecutablePath: /usr/bin/update-manager
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/update-manager
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANG=en_US.UTF-8
PythonArgs: ['/usr/bin/update-manager']
SourcePackage: update-manager
Title: update-manager crashed with AttributeError in show_diff(): 'NoneType' object has no attribute 'group'
UpgradeStatus: Upgraded to oneiric on 2011-10-07 (8 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare vboxusers