nautilus crashed with SIGSEGV in g_type_check_instance_cast()

[Papp Bence]

Binary package hint: brasero

I start my storage USB disk, and it's show this error.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: brasero 2.32.1-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.38-4.31-generic 2.6.38-rc5
Uname: Linux 2.6.38-4-generic i686
Architecture: i386
Date: Sun Feb 20 17:36:59 2011
ExecutablePath: /usr/bin/nautilus
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha i386 (20110202)
ProcCmdline: nautilus
ProcEnviron:
 LANGUAGE=en_GB:en
 LANG=hu_HU.UTF-8
 LC_MESSAGES=en_GB.utf8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x3d9085 <g_type_check_instance_cast+85>: movzbl 0xe(%edx),%edi
 PC (0x003d9085) ok
 source "0xe(%edx)" (0x69775f76) not located in a known VMA region (needed readable region)!
 destination "%edi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: brasero
StacktraceTop:
 g_type_check_instance_cast () from /usr/lib/libgobject-2.0.so.0
 ?? () from /usr/lib/libdbusmenu-gtk.so.3
 g_cclosure_marshal_VOID__VOID () from /usr/lib/libgobject-2.0.so.0
 g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
 ?? () from /usr/lib/libgobject-2.0.so.0
Title: nautilus crashed with SIGSEGV in g_type_check_instance_cast()
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 g_type_check_instance_cast (type_instance=0x98f6020,
 theme_changed_cb (theme=0x9154c40, data=0x98f6020)
 g_cclosure_marshal_VOID__VOID (closure=0x99646f8,
 ?? ()