compiz crashed with SIGSEGV in sigc::internal::signal_emit0<void, sigc::nil>::emit()

[Jude Cooks]

While running after some period of time, compiz crashes. Docky pops up error that it cannot run without composting immediately before bugtracker launches.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: libnux-0.9-0 0.9.32-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-6.34-generic 2.6.38-rc7
Uname: Linux 2.6.38-6-generic i686
Architecture: i386
CheckboxSubmission: 382fc2d94a87e02c6127f5f4800c2f6c
CheckboxSystem: b62ae224500b03a9fc2c9b6caf3feb14
CrashCounter: 1
Date: Sun Mar 13 10:37:04 2011
ExecutablePath: /usr/bin/compiz
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=en_US:en
 PATH=(custom, no user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x6cf40f0 <_ZN4sigc8internal12signal_emit0IvNS_3nilEE4emitEPNS0_11signal_implE+144>: mov 0x8(%esi),%eax
 PC (0x06cf40f0) ok
 source "0x8(%esi)" (0x00000018) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: nux
StacktraceTop:
 sigc::internal::signal_emit0<void, sigc::nil>::emit(sigc::internal::signal_impl*) () from /usr/lib/compiz/libunityshell.so
 Launcher::EventLogic() () from /usr/lib/compiz/libunityshell.so
 Launcher::DrawContent(nux::GraphicsEngine&, bool) () from /usr/lib/compiz/libunityshell.so
 nux::View::ProcessDraw(nux::GraphicsEngine&, bool) () from /usr/lib/libnux-0.9.so.0
 nux::Layout::ProcessDraw(nux::GraphicsEngine&, bool) () from /usr/lib/libnux-0.9.so.0
Title: compiz crashed with SIGSEGV in sigc::internal::signal_emit0<void, sigc::nil>::emit()
UpgradeStatus: Upgraded to natty on 2011-02-10 (31 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Omer Akram (om26er)]

Thanks for the bug report. This particular bug has already been reported and is a duplicate of bug 729715, so is being marked as such. Any further discussion regarding the bug should occur in the other report. Feel free to report any other bugs you may find