compiz crashed with SIGSEGV in unity::dash::previews::CoverArt::SetNoImageAvailable()

[jonathan luciano bueno]

happened after upgrading and using preview unity froze and reset all interface like the coverflow also failed compiz does not work because the applications are frozen right side and can not be deployed with coverflow effect.

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: unity 6.4.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.5.0-13.14-generic 3.5.3
Uname: Linux 3.5.0-13-generic x86_64
ApportVersion: 2.5.1-0ubuntu4
Architecture: amd64
Date: Sat Sep 1 20:30:22 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120724.2)
ProcCmdline: compiz
ProcEnviron:
 LANGUAGE=es_DO:es
 PATH=(custom, no user)
 LANG=es_DO.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: unity
StacktraceTop:
 unity::dash::previews::CoverArt::SetNoImageAvailable() () from /usr/lib/compiz/libunityshell.so
 ?? () from /usr/lib/compiz/libunityshell.so
 unity::glib::Source::SourceCallback(void*) () from /usr/lib/libunity-core-6.0.so.5
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: compiz crashed with SIGSEGV in unity::dash::previews::CoverArt::SetNoImageAvailable()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
XsessionErrors:
 gnome-session[1753]: WARNING: Application 'compiz.desktop' killed by signal 11
 gnome-session[1753]: WARNING: App 'compiz.desktop' respawning too quickly
 gnome-session[1753]: CRITICAL: We failed, but the fail whale is dead. Sorry....

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make this software better. This particular crash has already been reported and is a duplicate of bug #1044823, 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.