gnome-about crashed with KeyError in make_info_label()

[Silent.Varacorp]

Gnome crashed when I click About Gnome

ProblemType: Crash
Architecture: i386
Date: Tue Mar 4 23:37:47 2008
Dependencies: gnome-desktop-data 1:2.21.92-0ubuntu3
DistroRelease: Ubuntu 8.04
ExecutablePath: /usr/bin/gnome-about
InterpreterPath: /usr/bin/python2.5
NonfreeKernelModules: nvidia
Package: gnome-about 1:2.21.92-0ubuntu3
PackageArchitecture: i386
ProcCmdline: /usr/bin/python /usr/bin/gnome-about
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=pt_PT.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/gnome-about']
SourcePackage: gnome-desktop
Title: gnome-about crashed with KeyError in make_info_label()
Uname: Linux 2.6.24-11-generic i686
UserGroups: adm admin audio cdrom dialout dip floppy lpadmin plugdev video