brasero crashed with SIGSEGV in g_cclosure_marshal_VOID__STRING()

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crash with enlarge brasero-window

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: brasero 3.0.0-1ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-6.7-generic 3.0.0-rc7
Uname: Linux 3.0.0-6-generic i686
Architecture: i386
Date: Sun Jul 24 11:02:19 2011
ExecutablePath: /usr/bin/brasero
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha i386 (20110723)
ProcCmdline: brasero
ProcEnviron:
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
SegvAnalysis:
 Segfault happened at: 0x8099d6b: mov 0x14(%esi),%eax
 PC (0x08099d6b) ok
 source "0x14(%esi)" (0x00000014) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: brasero
StacktraceTop:
 ?? ()
 ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
 g_cclosure_marshal_VOID__STRING () 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: brasero crashed with SIGSEGV in g_cclosure_marshal_VOID__STRING()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[Apport retracing service (apport)]

StacktraceTop:
 brasero_drive_settings_get_mapping_flags (value=0xbfe9dd5c, variant=0x8bf77c0, user_data=0x8b96600) at brasero-drive-settings.c:113
 g_settings_set_value (settings=0x2, key=0x883da04 "", value=0x1) at /build/buildd/glib2.0-2.29.14/./gio/gsettings.c:1564
 ?? ()