gnome-display-properties crashed with SIGSEGV in g_type_check_instance_cast()

[ousmaneo]

Binary package hint: gnome-control-center

display is crashing

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: gnome-control-center 1:2.32.1-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-2.29-generic 2.6.38-rc3
Uname: Linux 2.6.38-2-generic i686
Architecture: i386
CrashCounter: 1
Date: Mon Feb 7 21:44:12 2011
ExecutablePath: /usr/bin/gnome-display-properties
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release i386 (20100816.1)
ProcCmdline: gnome-display-properties
ProcEnviron:
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
 LC_MESSAGES=en_US.utf8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x26c69c <g_type_check_instance_cast+44>: mov (%ecx),%esi
 PC (0x0026c69c) ok
 source "(%ecx)" (0x00000018) not located in a known VMA region (needed readable region)!
 destination "%esi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-control-center
StacktraceTop:
 g_type_check_instance_cast () from /usr/lib/libgobject-2.0.so.0
 ?? () from /usr/lib/libdbusmenu-gtk.so.3
 ?? () from /usr/lib/libgobject-2.0.so.0
 g_datalist_id_set_data_full () from /lib/libglib-2.0.so.0
 ?? () from /usr/lib/libgobject-2.0.so.0
Title: gnome-display-properties crashed with SIGSEGV in g_type_check_instance_cast()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors:
 (nautilus:1851): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
 (nm-applet:1955): Gtk-CRITICAL **: IA__gtk_widget_is_toplevel: assertion `GTK_IS_WIDGET (widget)' failed
 (nm-applet:1955): Gtk-CRITICAL **: IA__gtk_widget_is_toplevel: assertion `GTK_IS_WIDGET (widget)' failed
 (nm-applet:1955): Gtk-CRITICAL **: IA__gtk_widget_is_toplevel: assertion `GTK_IS_WIDGET (widget)' failed

[Apport retracing service (apport)]

StacktraceTop:
 g_type_check_instance_cast (type_instance=0xb6c07b48,
 widget_notify_cb (widget=0xb6c07b48, pspec=0xa00dd40,
 ?? ()