[xsettings]: gnome-settings-daemon crashed with SIGSEGV in g_cclosure_marshal_VOID__STRINGv()

Hallo
Testing ubuntu amd64 desktop 20120915 oem.
This crash at the start of the session.
Thanks
Fabio

ProblemType: Crash
DistroRelease: Ubuntu 12.10
Package: gnome-settings-daemon 3.4.2-0ubuntu13
ProcVersionSignature: Ubuntu 3.5.0-14.19-generic 3.5.3
Uname: Linux 3.5.0-14-generic x86_64
ApportVersion: 2.5.1-0ubuntu7
Architecture: amd64
Date: Sat Sep 15 22:42:25 2012
ExecutablePath: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Alpha amd64 (20120915)
ProcCmdline: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
ProcEnviron:
 SHELL=/bin/false
 PATH=(custom, no user)
 LANGUAGE=en_US:
 LANG=en_US.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7fcbb2b4e3f8: mov (%rax),%rdi
 PC (0x7fcbb2b4e3f8) ok
 source "(%rax)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-settings-daemon
StacktraceTop:
 ?? () from /usr/lib/gnome-settings-daemon-3.0/libxsettings.so
 ?? () from /usr/lib/gnome-settings-daemon-3.0/libxsettings.so
 g_cclosure_marshal_VOID__STRINGv () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: [xsettings]: gnome-settings-daemon crashed with SIGSEGV in g_cclosure_marshal_VOID__STRINGv()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: