package samba4 4.0.0~alpha17~git20110807.dfsg1-1ubuntu1 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1

[michel tantaro]

bug appeared on updating ubuntu 11.10 on 20/.3/2012

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: samba4 4.0.0~alpha17~git20110807.dfsg1-1ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-16.29-generic 3.0.20
Uname: Linux 3.0.0-16-generic i686
ApportVersion: 1.23-0ubuntu4
Architecture: i386
Date: Tue Mar 20 13:45:24 2012
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta i386 (20110330)
SourcePackage: samba4
Title: package samba4 4.0.0~alpha17~git20110807.dfsg1-1ubuntu1 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to oneiric on 2012-03-20 (0 days ago)