package samba4 4.0.0~alpha18.dfsg1-4 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1

[v.miheer]

I have manually changed samba conf file long ago.

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: samba4 4.0.0~alpha18.dfsg1-4
ProcVersionSignature: Ubuntu 2.6.32-35.78-generic 2.6.32.46+drm33.20
Uname: Linux 2.6.32-35-generic i686
ApportVersion: 2.0-0ubuntu4
Architecture: i386
Date: Sat Apr 7 13:57:51 2012
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
SourcePackage: samba4
Title: package samba4 4.0.0~alpha18.dfsg1-4 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to precise on 2012-04-07 (0 days ago)