package samba4 4.0.0~alpha18.dfsg1-4ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 126

[Daniel S. Cox]

it hasnt worked since upgrading to this version from 10.04

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: samba4 4.0.0~alpha18.dfsg1-4ubuntu2
ProcVersionSignature: Ubuntu 3.2.0-27.43-generic 3.2.21
Uname: Linux 3.2.0-27-generic i686
ApportVersion: 2.0.1-0ubuntu11
AptOrdering:
 system-config-samba: Remove
 samba: Remove
 samba4: Configure
Architecture: i386
Date: Sat Jul 21 17:43:00 2012
ErrorMessage: subprocess installed post-installation script returned error exit status 126
InstallationMedia: Ubuntu 10.04.3 LTS "Lucid Lynx" - Release i386 (20110720.1)
SourcePackage: samba4
Title: package samba4 4.0.0~alpha18.dfsg1-4ubuntu2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 126
UpgradeStatus: Upgraded to precise on 2012-06-27 (24 days ago)

[Daniel S. Cox (daniel-s-cox1978)]

If anyone can help here is terminals print out with issues...

daniel@daniel-ubuntu:~$ sudo apt-get remove sambd
[sudo] password for daniel:
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package sambd
daniel@daniel-ubuntu:~$ sudo apt-get remove samba4
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  libdcerpc0 bind9 libsamba-policy0 libsmbclient-raw0 python-libuser
  python-dnspython bind9utils libsamba-util0 libsamdb0 libsamba-hostconfig0
  libsamba-credentials0 python-ldb kdesudo python-talloc python-tdb attr
  libkdc2-heimdal libuser1 libhdb9-heimdal python-samba libndr-standard0
  samba4-common-bin samba-dsdb-modules update-manager-kde libndr0 libregistry0
  libgensec0 libdcerpc-server0
Use 'apt-get autoremove' to remove them.
The following packages will be REMOVED:
  samba4
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
1 not fully installed or removed.
After this operation, 11.2 MB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 296920 files and directories currently installed.)
Removing samba4 ...
Processing triggers for ureadahead ...
Processing triggers for man-db ...
daniel@daniel-ubuntu:~$ sudo apt-get install samba4
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  python-libuser kdesudo libuser1 update-manager-kde
Use 'apt-get autoremove' to remove them.
Suggested packages:
  phpldapadmin samba-gtk swat2
The following NEW packages will be installed:
  samba4
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/1,649 kB of archives.
After this operation, 11.2 MB of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
  samba4
Install these packages without verification [y/N]? y
Preconfiguring packages ...
Traceback (most recent call last):
  File "/usr/bin/samba-tool", line 26, in <module>
    from samba.netcmd.main import cmd_sambatool
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/main.py", line 24, in <module>
    from samba.netcmd.delegation import cmd_delegation
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/delegation.py", line 29, in <module>
    from samba.netcmd.common import _get_user_realm_domain
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/common.py", line 24, in <module>
    from samba.net import Net
ImportError: libkdc-policy.so: cannot open shared object file: No such file or directory
Traceback (most recent call last):
  File "/usr/bin/samba-tool", line 26, in <module>
    from samba.netcmd.main import cmd_sambatool
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/main.py", line 24, in <module>
    from samba.netcmd.delegation import cmd_delegation
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/delegation.py", line 29, in <module>
    from samba.netcmd.common import _get_user_realm_domain
  File "/usr/lib/python2.7/dist-packages/samba/netcmd/comm...