compiz crashed with SIGSEGV in g_variant_ref_sink()

[BroctonPC]

software center installinf filezilla

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity 5.8.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-20.32-generic-pae 3.2.12
Uname: Linux 3.2.0-20-generic-pae i686
NonfreeKernelModules: wl
ApportVersion: 1.95-0ubuntu1
Architecture: i386
CrashCounter: 1
Date: Mon Mar 26 16:32:54 2012
ExecutablePath: /usr/bin/compiz
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha i386 (20120311)
ProcCmdline: compiz
ProcEnviron:
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
Title: compiz crashed with SIGSEGV in g_variant_unref()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 g_variant_ref_sink (value=0xfffffff9) at /build/buildd/glib2.0-2.32.0/./glib/gvariant-core.c:700
 unity::launcher::SoftwareCenterLauncherIcon::OnPropertyChanged (this=0xaec4730, params=0xb099568) at /build/buildd/unity-5.8.0/plugins/unityshell/src/SoftwareCenterLauncherIcon.cpp:69
 operator() (this=0xb275ac4, _A_a1=<optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:1851
 operator()<_GVariant* const&> (this=0xb275ac0, _A_arg1=<optimized out>) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:84
 sigc::internal::slot_call1<sigc::bound_mem_functor1<void, unity::launcher::SoftwareCenterLauncherIcon, _GVariant*>, void, _GVariant*>::call_it (rep=0xb275aa8, a_1=@0xbf814cb0) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:137

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Sebastien Bacher (seb128)]

unity (5.8.0-0ubuntu2) precise; urgency=low

  * Cherry-picked upstream:
    - fix a crash when software-center is installing an application
      (LP: #963718)

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 963718, so it 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. Feel free to continue to report any other bugs you may find.