metacity crashed with SIGABRT in raise()

[macice]

Running 11.10 daily Build 30/8 (64 BIT) under virtualbox

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: metacity 1:2.34.1-1ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-9.15-generic 3.0.3
Uname: Linux 3.0.0-9-generic x86_64
Architecture: amd64
Date: Tue Aug 30 21:20:35 2011
ExecutablePath: /usr/bin/metacity
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110830)
ProcCmdline: metacity
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=(custom, no username)
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
Signal: 6
SourcePackage: metacity
StacktraceTop:
 raise () from /lib/x86_64-linux-gnu/libc.so.6
 abort () from /lib/x86_64-linux-gnu/libc.so.6
 ?? ()
 ?? ()
 _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
Title: metacity crashed with SIGABRT in raise()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[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 #827452, 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.