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

[Joni-Pekka Kurronen]

update-manager can not update,...

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: samba4 4.0.0~alpha17.dfsg2-1
ProcVersionSignature: Ubuntu 3.2.0-17.26-generic 3.2.6
Uname: Linux 3.2.0-17-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.93-0ubuntu2
Architecture: amd64
Date: Fri Feb 24 08:16:10 2012
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007)
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: Upgraded to precise on 2012-02-23 (0 days ago)

[Joni-Pekka Kurronen (joni-kurronen)]

Package operation failed:
installArchives() failed: (Reading database ...
(Reading database ... 5%%
(Reading database ... 10%%
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(Reading database ... 90%%
(Reading database ... 95%%
(Reading database ... 100%%
(Reading database ... 602577 files and directories currently installed.)
Preparing to replace mythbuntu-lightdm-theme 0.9 (using .../mythbuntu-lightdm-theme_1.0_all.deb) ...
No diversion 'diversion of /etc/lightdm/lightdm-gtk-greeter.conf to /etc/lightdm/lightdm-gtk-greeter.conf.diverted by mythbuntu-default-settings', none removed.
rm: cannot remove `/etc/lightdm/lightdm-gtk-greeter.conf': No such file or directory
dpkg: error processing /var/cache/apt/archives/mythbuntu-lightdm-theme_1.0_all.deb (--unpack):
 subprocess new pre-installation script returned error exit status 1
Errors were encountered while processing:
 /var/cache/apt/archives/mythbuntu-lightdm-theme_1.0_all.deb
Error in function:
Setting up samba4 (4.0.0~alpha17.dfsg2-1) ...
Administrator password will be set randomly!
Unknown parameter encountered: "max log size"
Ignoring unknown parameter "max log size"
Unknown parameter encountered: "syslog"
Ignoring unknown parameter "syslog"
Unknown parameter encountered: "unix password sync"
Ignoring unknown parameter "unix password sync"
Unknown parameter encountered: "passwd program"
Ignoring unknown parameter "passwd program"
Unknown parameter encountered: "pam password change"
Ignoring unknown parameter "pam password change"
Unknown parameter encountered: "map to guest"
Ignoring unknown parameter "map to guest"
Unknown parameter encountered: "usershare allow guests"
Ignoring unknown parameter "usershare allow guests"
Unknown parameter encountered: "guest ok"
Ignoring unknown parameter "guest ok"
Unknown parameter encountered: "guest ok"
Ignoring unknown parameter "guest ok"
Unknown parameter encountered: "max log size"
Ignoring unknown parameter "max log size"
Unknown parameter encountered: "syslog"
Ignoring unknown parameter "syslog"
Unknown parameter encountered: "unix password sync"
Ignoring unknown parameter "unix password sync"
Unknown parameter encountered: "passwd program"
Ignoring unknown parameter "passwd program"
Unknown parameter encountered: "pam password change"
Ignoring unknown parameter "pam password change"
Unknown parameter encountered: "map to guest"
Ignoring unknown parameter "map to guest"
Unknown parameter encountered: "usershare allow guests"
Ignoring unknown parameter "usershare allow guests"
Unknown parameter encountered: "guest ok"
Ignoring unknown parameter "guest ok"
Unknown parameter encountered: "guest ok"
Ignoring unknown parameter "guest ok"
ProvisioningError: guess_names: 'server role=standalone' in domain controller must match chosen server role '/etc/samba/smb.conf'! Please remove the smb.conf ...