u1sync crashed with AttributeError in do_main()

Binary package hint: ubuntuone-client

Since the last update my U1 client had disapear. In software center i can see that my U1 client is corectly install, but the gnome integration is not possible and also the rythmbox integration. Dependance are missing.
When I try to active the client with the command u1sync --authorize it is crashing

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: ubuntuone-client-tools 1.3.99-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.35-19.28-generic 2.6.35.3
Uname: Linux 2.6.35-19-generic x86_64
Architecture: amd64
Date: Fri Sep 3 19:19:51 2010
ExecutablePath: /usr/bin/u1sync
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: python /usr/bin/u1sync --authorize
ProcEnviron:
 SHELL=/bin/bash
 LANG=fr_FR.utf8
PythonArgs: ['/usr/bin/u1sync', '--authorize']
SourcePackage: ubuntuone-client
Title: u1sync crashed with AttributeError in do_main()
UbuntuOneSyncdaemonExceptionsLog:

UbuntuOneUserSyncdaemonConfig:
 [bandwidth_throttling]
 read_limit = 2097152
 write_limit = 2097152
 on = False
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare