package libgtk2.0-cil 2.12.10-2ubuntu4 failed to install/upgrade: subprocess installed post-removal script returned error exit status 1

[Bruce Perry]

Unusual problem that has been on computer since an attempt at upgrading several packages through Ubuntu tweak on Unity desktop. Have since been trying to remove programs through apt-get remove to eliminate the programs that won't autoremove and won't upgrade through apt-get or apt-fast.

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: libgtk2.0-cil 2.12.10-2ubuntu4
ProcVersionSignature: Ubuntu 3.2.0-26.41-generic-pae 3.2.19
Uname: Linux 3.2.0-26-generic-pae i686
NonfreeKernelModules: nvidia
ApportVersion: 2.0.1-0ubuntu10
AptOrdering:
 libgtk2.0-cil: Purge
 libgkeyfile1.0-cil: Configure
 libgudev1.0-cil: Configure
Architecture: i386
Date: Wed Jun 20 15:57:52 2012
ErrorMessage: subprocess installed post-removal script returned error exit status 1
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release i386 (20120423)
SourcePackage: gtk-sharp2
Title: package libgtk2.0-cil 2.12.10-2ubuntu4 failed to install/upgrade: subprocess installed post-removal script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)