after wakeup from sleep, xfce4-power-manager crashed with SIGSEGV in g_main_context_dispatch()

[menner]

after wakeup from sleep , xfce4-power-manager crashes. xubuntu 12.04 alpha1

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: xfce4-power-manager 1.0.10-4ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-7.13-generic 3.2.0-rc7
Uname: Linux 3.2.0-7-generic i686
ApportVersion: 1.90-0ubuntu1
Architecture: i386
CrashCounter: 1
Date: Mon Jan 2 11:01:43 2012
ExecutablePath: /usr/bin/xfce4-power-manager
InstallationMedia: Xubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100427.1)
ProcCmdline: xfce4-power-manager --restart --sm-client-id 2ac298a9c-d267-4e9c-abfb-27093aafc27e
ProcEnviron:
 PATH=(custom, user)
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0xf4290f: mov 0x20(%eax),%edx
 PC (0x00f4290f) ok
 source "0x20(%eax)" (0xaaaaaaca) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: xfce4-power-manager
StacktraceTop:
 ?? ()
 ?? ()
 ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
 g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
Title: xfce4-power-manager crashed with SIGSEGV in g_main_context_dispatch()
UpgradeStatus: Upgraded to precise on 2012-01-02 (0 days ago)
UserGroups: adm admin audio cdrom dialout dip fax floppy fuse lpadmin netdev plugdev powerdev sambashare scanner tape vboxusers video

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #907871, 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.