nautilus crashed with SIGSEGV in g_cclosure_marshal_VOID__VOID()

[Fabio Duran Verdugo]

crash when I click on umount cd devices from nautilus places side bar

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: nautilus 1:3.2.1-0ubuntu3
ProcVersionSignature: Ubuntu 3.0.0-13.22-generic 3.0.6
Uname: Linux 3.0.0-13-generic i686
ApportVersion: 1.23-0ubuntu4
Architecture: i386
Date: Mon Nov 7 14:38:12 2011
ExecutablePath: /usr/bin/nautilus
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
ProcCmdline: nautilus -n
SegvAnalysis:
 Segfault happened at: 0x80cc997: mov 0x60(%edx),%eax
 PC (0x080cc997) ok
 source "0x60(%edx)" (0x00000060) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: nautilus
StacktraceTop:
 ?? ()
 ?? ()
 g_cclosure_marshal_VOID__VOID () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 g_closure_invoke () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
Title: nautilus crashed with SIGSEGV in g_cclosure_marshal_VOID__VOID()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 nautilus_window_slot_get_current_uri (slot=0x0) at nautilus-window-slot.c:646
 update_places (sidebar=0x8649a68) at nautilus-places-sidebar.c:486
 g_object_real_dispose (object=0x8cfa670) at /build/buildd/glib2.0-2.30.0/./gobject/gobject.c:895
 ?? () from /tmp/tmpxdk135/usr/lib/i386-linux-gnu/libgobject-2.0.so.0