compiz crashed with SIGSEGV in CompWindow::id()

[81238283]

crash

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: unity 4.8.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-8.11-generic 3.0.1
Uname: Linux 3.0.0-8-generic x86_64
Architecture: amd64
CrashCounter: 1
Date: Tue Aug 16 19:27:36 2011
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha amd64 (20110803.1)
ProcCmdline: compiz
ProcEnviron:
 PATH=(custom, no user)
 LANG=es_ES.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x43c4d0 <_ZN10CompWindow2idEv>: mov 0x58(%rdi),%rax
 PC (0x0043c4d0) ok
 source "0x58(%rdi)" (0x00000058) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 CompWindow::id() ()
 UnityScreen::getWindowPaintList() () from /usr/lib/compiz/libunityshell.so
 CompositeScreen::getWindowPaintList() () from /usr/lib/compiz/libcomposite.so
 DecorWindow::windowNotify(CompWindowNotify) () from /usr/lib/compiz/libdecor.so
 CompWindow::windowNotify(CompWindowNotify) ()
Title: compiz crashed with SIGSEGV in CompWindow::id()
UpgradeStatus: Upgraded to oneiric on 2011-08-15 (0 days ago)
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