compiz crashed with SIGSEGV in PluginClassHandler<DecorWindow, CompWindow, 0>::get()

Binary package hint: unity

compiz git20110322

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: unity 3.8.2-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-7.39-generic 2.6.38
Uname: Linux 2.6.38-7-generic x86_64
Architecture: amd64
CrashCounter: 1
Date: Wed Apr 6 18:51:39 2011
ExecutablePath: /usr/bin/compiz
ProcCmdline: compiz --replace
ProcEnviron:
 LANGUAGE=C:en
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7fc2bdcde67a <_ZN18PluginClassHandlerI11DecorWindow10CompWindowLi0EE3getEPS1_+266>: mov 0x30(%rbp),%rax
 PC (0x7fc2bdcde67a) ok
 source "0x30(%rbp)" (0x00000030) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 PluginClassHandler<DecorWindow, CompWindow, 0>::get(CompWindow*) () from /usr/lib/compiz/libdecor.so
 DecorScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libdecor.so
 CompScreen::handleEvent(_XEvent*) ()
 CompScreen::handleEvent(_XEvent*) ()
 RegexScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libregex.so
Title: compiz crashed with SIGSEGV in PluginClassHandler<DecorWindow, CompWindow, 0>::get()
UpgradeStatus: Upgraded to natty on 2011-04-05 (1 days ago)
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