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

[Rasmus Iversen]

Tried to install samba4

rasive@rasive-1215N:~$ sudo apt-get install samba4
Reading package lists... Done
Building dependency tree
Reading state information... Done
samba4 is already the newest version.
The following packages were automatically installed and are no longer required:
  libgfortran3 libglew1.6 liblqr-1-0 libtiff-tools libblas3gf libgimp2.0
  liblapack3gf gimp-data libgtkglext1
Use 'apt-get autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 207 not upgraded.
1 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue [Y/n]?
Setting up samba4 (4.0.0~alpha17~git20110807.dfsg1-1ubuntu1) ...
Administrator password will be set randomly!
ProvisioningError: guess_names: 'realm =' was not specified in supplied /etc/samba/smb.conf. Please remove the smb.conf file and let provision generate it
dpkg: error processing samba4 (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 samba4
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: samba4 4.0.0~alpha17~git20110807.dfsg1-1ubuntu1
ProcVersionSignature: Ubuntu 3.0.0-9.15-generic 3.0.3
Uname: Linux 3.0.0-9-generic i686
NonfreeKernelModules: wl
Architecture: i386
Date: Wed Sep 7 20:03:19 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110901)
SourcePackage: samba4
Title: package samba4 4.0.0~alpha17~git20110807.dfsg1-1ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Rasmus Iversen (rasive)]

I might also add that removing /etc/samba/smb.conf has no effect.

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #832465, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.