users-admin crashed with signal 5 in g_option_context_parse()

[sojourner]

ubuntu 11.10 (lubuntu desktop ) up to date as of august 25 . fails at login .

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: gnome-system-tools 2.32.0-0ubuntu7
ProcVersionSignature: Ubuntu 3.0.0-9.14-generic 3.0.3
Uname: Linux 3.0.0-9-generic x86_64
Architecture: amd64
Date: Sun Aug 21 12:44:58 2011
ExecutablePath: /usr/bin/users-admin
InstallationMedia: Lubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110801)
ProcCmdline: users-admin
ProcEnviron:
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 5
SourcePackage: gnome-system-tools
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
 g_option_context_parse () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 gtk_parse_args () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
 gtk_init_check () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
 gtk_init () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
Title: users-admin crashed with signal 5 in g_option_context_parse()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[sojourner (itsmealso2)]

fails at login , has been happening through several updates .

[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 #804651, 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.