nautilus crashed with SIGSEGV in g_str_hash()

[Nicolas DERIVE]

Binary package hint: ubuntuone-client

Disconnecting from a ftp space, nautilus crashes.

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: ubuntuone-client-gnome 1.4.1-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.35-22.33-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic i686
Architecture: i386
CheckboxSubmission: c4273c0f4f2b8d26cd6bf31cadfd2912
CheckboxSystem: a871981cb5bdf4d6ebd55be46becf77e
Date: Tue Sep 21 01:53:42 2010
EcryptfsInUse: Yes
ExecutablePath: /usr/bin/nautilus
ProcCmdline: nautilus
ProcEnviron:
 SHELL=/bin/bash
 LANG=fr_FR.UTF-8
 LANGUAGE=fr_FR:fr:en_GB:en
SegvAnalysis:
 Segfault happened at: 0x59a157 <g_str_hash+7>: movsbl (%edx),%eax
 PC (0x0059a157) ok
 source "(%edx)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: ubuntuone-client
StacktraceTop:
 g_str_hash (v=0x0) at /build/buildd/glib2.0-2.25.15/glib/gstring.c:133
 g_hash_table_lookup_node (hash_table=0x87fee60, key=0x0) at /build/buildd/glib2.0-2.25.15/glib/ghash.c:308
 g_hash_table_lookup (hash_table=0x87fee60, key=0x0) at /build/buildd/glib2.0-2.25.15/glib/ghash.c:897
 ?? () from /usr/lib/nautilus/extensions-2.0/libnautilus-ubuntuone.so
 weak_refs_notify (data=0x0) at /build/buildd/glib2.0-2.25.15/gobject/gobject.c:2090
Title: nautilus crashed with SIGSEGV in g_str_hash()
UserGroups: adm admin audio cdrom dialout dip fax floppy fuse lpadmin netdev plugdev pulse pulse-access scanner tape users video
XsessionErrors:
 (polkit-gnome-authentication-agent-1:1495): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (bluetooth-applet:1497): Gtk-CRITICAL **: IA__gtk_widget_set_sensitive: assertion `GTK_IS_WIDGET (widget)' failed
 (process:5557): Gtk-CRITICAL **: set_table: assertion `buffer->tag_table == NULL' failed
 (exe:5932): Gdk-WARNING **: XID collision, trouble ahead

[Apport retracing service (apport)]

StacktraceTop:
 g_str_hash () from /lib/libglib-2.0.so.0
 g_hash_table_lookup () from /lib/libglib-2.0.so.0
 ubuntuone_nautilus_observed_file_unref (
 ?? () from /usr/lib/libgobject-2.0.so.0
 g_datalist_id_set_data_full () from /lib/libglib-2.0.so.0