compiz crashed with SIGSEGV in sigc::internal::slot_call0<unity::launcher::VolumeImp::Impl::Impl()

Dupe of https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1161916 but i prefer report a new bug if any of my new joined informations could help ?

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: unity 6.12.0daily13.04.01-0ubuntu1
ProcVersionSignature: Ubuntu 3.8.0-16.26-generic 3.8.5
Uname: Linux 3.8.0-16-generic x86_64
ApportVersion: 2.9.2-0ubuntu5
Architecture: amd64
CrashCounter: 1
Date: Wed Apr 3 22:13:13 2013
ExecutablePath: /usr/bin/compiz
InstallationDate: Installed on 2013-03-03 (30 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130302)
MarkForUpload: True
ProcCmdline: compiz
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=fr_FR.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x7f5d976e2ceb <_ZN4sigc8internal10slot_call0IZN5unity8launcher9VolumeImp4ImplC1ERKNS2_4glib6ObjectI8_GVolumeEERKSt10shared_ptrINS2_11FileManagerEERKSC_INS3_25DeviceNotificationDisplayEEPS4_EUlvE1_vE7call_itEPNS0_8slot_repE+27>: mov 0x0(%rbp),%rdx
 PC (0x7f5d976e2ceb) ok
 source "0x0(%rbp)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: unity
StacktraceTop:
 sigc::internal::slot_call0<unity::launcher::VolumeImp::Impl::Impl(unity::glib::Object<_GVolume> const&, std::shared_ptr<unity::FileManager> const&, std::shared_ptr<unity::launcher::DeviceNotificationDisplay> const&, unity::launcher::VolumeImp*)::{lambda()#3}, void>::call_it(sigc::internal::slot_rep*) () from /usr/lib/compiz/libunityshell.so
 unity::GnomeFileManager::Impl::OnOpenLocationsUpdated(_GVariant*) () from /usr/lib/compiz/libunityshell.so
 unity::glib::DBusProxy::Impl::OnPropertyChanged(_GDBusProxy*, _GVariant*, char***) () from /usr/lib/libunity-core-6.0.so.5
 ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
 ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
Title: compiz crashed with SIGSEGV in sigc::internal::slot_call0<unity::launcher::VolumeImp::Impl::Impl()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo