package prelude-lml 1.0.0-1build1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Binary package hint: prelude-lml

got install failure message when running the updater. i think this package is assoicated from the install of portsentry

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: prelude-lml 1.0.0-1build1
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
NonfreeKernelModules: fglrx
Architecture: amd64
Date: Sat May 21 08:16:29 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427)
SourcePackage: prelude-lml
Title: package prelude-lml 1.0.0-1build1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)