package samba4 4.0.0~alpha17.dfsg2-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Dimitr]

Description: Ubuntu precise (development branch)
Release: 12.04

samba4:
  Installed: (none)
  Candidate: 4.0.0~alpha17.dfsg2-1
  Version table:
     4.0.0~alpha17.dfsg2-1 0
        500 http://ua.archive.ubuntu.com/ubuntu/ precise/universe amd64 Packages
        100 /var/lib/dpkg/status

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: samba4 4.0.0~alpha17.dfsg2-1
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
Date: Sun Mar 18 09:47:46 2012
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120315)
SourcePackage: samba4
Title: package samba4 4.0.0~alpha17.dfsg2-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)