unity-2d-launcher crashed with SIGSEGV in exit()

[Devon Private]

screen is screwed up whenever I mouse over the dash or the dock.

Running Ubuntu 11.10

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: unity-2d-launcher 4.12.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-12.19-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu2
Architecture: i386
Date: Sat Oct 1 15:37:57 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/unity-2d-launcher
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
ProcCmdline: unity-2d-launcher
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x74c934: mov 0x8(%edx),%edx
 PC (0x0074c934) ok
 source "0x8(%edx)" (0x11337110) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
 Stack memory exhausted (SP below stack segment)
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity-2d
StacktraceTop:
 ?? () from /lib/i386-linux-gnu/libc.so.6
 exit () from /lib/i386-linux-gnu/libc.so.6
 ?? () from /usr/lib/i386-linux-gnu/libQtGui.so.4
 _XIOError () from /usr/lib/i386-linux-gnu/libX11.so.6
 _XReadEvents () from /usr/lib/i386-linux-gnu/libX11.so.6
Title: unity-2d-launcher crashed with SIGSEGV in exit()
UpgradeStatus: Upgraded to oneiric on 2011-09-30 (1 days ago)
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 #859596, 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.