muon-updater freeze when make upgrade

[Raph]

muon-updater freeze when make upgrade and I need to kill the upgrade and after make an sudo apt-get -f install ..

Description: Ubuntu 11.10
Release: 11.10
muon-updater:
  Installé : 1.2.1-0ubuntu1
  Candidat : 1.2.1-0ubuntu1
 Table de version :
 *** 1.2.1-0ubuntu1 0
        500 http://ch.archive.ubuntu.com/ubuntu/ oneiric/main amd64 Packages
        100 /var/lib/dpkg/status

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: muon-updater 1.2.1-0ubuntu1 [modified: usr/bin/muon-updater]
ProcVersionSignature: Ubuntu 3.0.0-13.22-generic 3.0.6
Uname: Linux 3.0.0-13-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.23-0ubuntu4
Architecture: amd64
Date: Thu Dec 8 19:21:27 2011
EcryptfsInUse: Yes
InstallationMedia: Kubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427)
ProcEnviron:
 LANGUAGE=fr_CH:fr
 LANG=fr_CH.UTF-8
 SHELL=/bin/bash
SourcePackage: muon
UpgradeStatus: Upgraded to oneiric on 2011-10-14 (55 days ago)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.