package samba4 4.0.0~rc5+dfsg1-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 255

[Mark C Davis]

Did apt-get install samba4. When prompted select "domain controller"

Lenovo X1 Thinkpad with Raring. Just completed "apt-get dist-upgrade" at 13:30 EDT 12/11/2012
mark@mark-ThinkPad-X1:~$ lsb_release -rd
Description: Ubuntu Raring Ringtail (development branch)
Release: 13.04

.....
Errors were encountered while processing:
 samba4
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
DistroRelease: Ubuntu 13.04
Package: samba4 4.0.0~rc5+dfsg1-1
ProcVersionSignature: Ubuntu 3.7.0-5.13-generic 3.7.0-rc8
Uname: Linux 3.7.0-5-generic x86_64
ApportVersion: 2.7-0ubuntu1
Architecture: amd64
Date: Tue Dec 11 16:12:05 2012
ErrorMessage: subprocess installed post-installation script returned error exit status 255
InstallationDate: Installed on 2012-12-07 (4 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20121206)
MarkForUpload: True
SourcePackage: samba4
Title: package samba4 4.0.0~rc5+dfsg1-1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 255
UpgradeStatus: No upgrade log present (probably fresh install)