metacity crashed with SIGABRT in __kernel_vsyscall()

[Seba78]

Al arrancar el sistema no aparece nada en el escritorio, excepto el wallpaper.
start system without bar, only wallpaper.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: metacity 1:2.34.0-0ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-7.9-generic 3.0.0
Uname: Linux 3.0.0-7-generic i686
Architecture: i386
Date: Wed Aug 3 19:31:42 2011
ExecutablePath: /usr/bin/metacity
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha i386 (20110531.1)
ProcCmdline: metacity
ProcEnviron:
 LANG=es_UY.UTF-8
 LANGUAGE=es_UY:es
 SHELL=/bin/false
 PATH=(custom, no user)
Signal: 6
SourcePackage: metacity
StacktraceTop:
 __kernel_vsyscall ()
 raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
 abort () at abort.c:92
 ?? ()
 ?? ()
Title: metacity crashed with SIGABRT in __kernel_vsyscall()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 __kernel_vsyscall ()
 raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
 abort () at abort.c:92
 ?? ()
 ?? ()

[dino99 (9d9)]

EOL have been reached, so no more maintenance. If that issue still exist, then report again using ubuntu-bug.