package samba4 4.0.0~alpha18.dfsg1-4ubuntu2 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 126

[xavier de man]

internal error...

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: samba4 4.0.0~alpha18.dfsg1-4ubuntu2
ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
Uname: Linux 3.2.0-24-generic i686
ApportVersion: 2.0.1-0ubuntu7
Architecture: i386
Date: Sun May 6 12:00:43 2012
DpkgHistoryLog:
 Start-Date: 2012-05-06 12:00:22
 Commandline: apt-get install gnome-panel
 Install: libpanel-applet-4-0:i386 (3.4.1-0ubuntu1, automatic), gir1.2-gconf-2.0:i386 (3.2.5-0ubuntu2, automatic), indicator-applet-complete:i386 (0.5.0-0ubuntu1, automatic), gnome-session-fallback:i386 (3.2.1-0ubuntu8, automatic), cups-pk-helper:i386 (0.2.1.2-1, automatic), gnome-applets:i386 (3.4.1-0ubuntu1, automatic), gnome-panel:i386 (3.4.1-0ubuntu1), gir1.2-panelapplet-4.0:i386 (3.4.1-0ubuntu1, automatic)
ErrorMessage: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 126
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
SourcePackage: samba4
Title: package samba4 4.0.0~alpha18.dfsg1-4ubuntu2 failed to install/upgrade: le sous-processus script post-installation installé a retourné une erreur de sortie d'état 126
UpgradeStatus: Upgraded to precise on 2012-05-05 (0 days ago)