package samba4 4.0.0~alpha17.dfsg2-1 failed to install/upgrade: sub-processo script post-installation instalado retornou estado de saída de erro 1

[JACKSON SILVA]

BOA TARDE!

                     Este problema esta ocorrendo quando da atualização.

ATT
JACKSON SILVA

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: samba4 4.0.0~alpha17.dfsg2-1
ProcVersionSignature: Ubuntu 3.2.0-21.34-generic 3.2.13
Uname: Linux 3.2.0-21-generic x86_64
ApportVersion: 2.0-0ubuntu4
Architecture: amd64
Date: Wed Apr 4 12:45:26 2012
ErrorMessage: sub-processo script post-installation instalado retornou estado de saída de erro 1
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120309)
SourcePackage: samba4
Title: package samba4 4.0.0~alpha17.dfsg2-1 failed to install/upgrade: sub-processo script post-installation instalado retornou estado de saída de erro 1
UpgradeStatus: No upgrade log present (probably fresh install)