package mythbuntu-lightdm-theme 1.01 failed to install/upgrade: subprocess new pre-installation script returned error exit status 1

[Andrew Barton]

Did nothing manually; detected during beta update

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: mythbuntu-lightdm-theme 1.01
ProcVersionSignature: Ubuntu 3.2.0-19.30-generic 3.2.11
Uname: Linux 3.2.0-19-generic i686
ApportVersion: 1.94.1-0ubuntu2
AptOrdering:
 mythbuntu-lightdm-theme: Install
 mythbuntu-lightdm-theme: Configure
Architecture: i386
Date: Thu Mar 15 22:47:00 2012
DpkgTerminalLog:
 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
ErrorMessage: subprocess new pre-installation script returned error exit status 1
InstallationMedia: Mythbuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
PackageArchitecture: all
SourcePackage: mythbuntu-lightdm-theme
Title: package mythbuntu-lightdm-theme 1.01 failed to install/upgrade: subprocess new pre-installation script returned error exit status 1
UpgradeStatus: Upgraded to precise on 2012-03-15 (2 days ago)