notify-osd crashed with signal 5 in _XError()

[Shyam]

Binary package hint: notify-osd

This error popped up when switching to metacity to compiz.

ProblemType: Crash
Architecture: i386
Date: Fri Aug 14 17:07:18 2009
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/lib/notify-osd/notify-osd
GtkTheme: New Wave
IconTheme: Human
NonfreeKernelModules: nvidia
Package: notify-osd 0.9.16-0ubuntu1
ProcCmdLine: root=UUID=a5586cb0-dcad-4574-932e-96753e5feeb9 ro quiet splash vga=792
ProcCmdline: /usr/lib/notify-osd/notify-osd
ProcEnviron:
 LANG=en_IN
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-5.24-generic-pae
RelatedPackageVersions:
 xserver-xorg 1:7.4+3ubuntu5
 libgl1-mesa-glx 7.5-1ubuntu1
 libdrm2 2.4.12-1ubuntu1
 xserver-xorg-video-intel 2:2.8.0-0ubuntu2
 xserver-xorg-video-ati 1:6.12.99+git20090629.f39cafc5-0ubuntu5
Signal: 5
SourcePackage: notify-osd
StacktraceTop:
 ?? () from /usr/lib/libgdk-x11-2.0.so.0
 _XError () from /usr/lib/libX11.so.6
 ?? () from /usr/lib/libX11.so.6
 _XReply () from /usr/lib/libX11.so.6
 XShapeGetRectangles () from /usr/lib/libXext.so.6
Title: notify-osd crashed with signal 5 in _XError()
Uname: Linux 2.6.31-5-generic-pae i686
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
WindowManager: metacity
dmi.bios.date: 12/02/2008
dmi.bios.vendor: Intel Corp.
dmi.bios.version: DPP3510J.86A.0507.2008.1202.0024
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: DG33FB
dmi.board.vendor: Intel Corporation
dmi.board.version: AAD81072-307
dmi.chassis.type: 3
dmi.modalias: dmi:bvnIntelCorp.:bvrDPP3510J.86A.0507.2008.1202.0024:bd12/02/2008:svn:pn:pvr:rvnIntelCorporation:rnDG33FB:rvrAAD81072-307:cvn:ct3:cvr: