package postgresql-8.4 8.4.10-0ubuntu0.11.04 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Postgresql update failed during update process. There could have been some conflict with a previous package I had installed through another packaged installer.

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: postgresql-8.4 8.4.10-0ubuntu0.11.04
ProcVersionSignature: Ubuntu 2.6.38-13.53-generic-pae 2.6.38.8
Uname: Linux 2.6.38-13-generic-pae i686
NonfreeKernelModules: fglrx
Architecture: i386
Date: Thu Dec 15 06:23:22 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 1
SourcePackage: postgresql-8.4
Title: package postgresql-8.4 8.4.10-0ubuntu0.11.04 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)