package apport 1.20.1-0ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Binary package hint: apport

This error occurred as soon as I boot the system and log in. I am using Gnome 3.0 as my Desktop Manager.

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: apport 1.20.1-0ubuntu5
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
ApportLog:
 ERROR: apport (pid 4235) Wed Apr 20 22:11:15 2011: called for pid 2705, signal 6
 ERROR: apport (pid 4235) Wed Apr 20 22:11:15 2011: executable: /usr/bin/gnome-power-manager (command line "/usr/bin/gnome-power-manager")
 ERROR: apport (pid 4235) Wed Apr 20 22:11:22 2011: wrote report /var/crash/_usr_bin_gnome-power-manager.1000.crash
Architecture: i386
Date: Wed Apr 20 22:18:20 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta i386 (20110413)
PackageArchitecture: all
SourcePackage: apport
Title: package apport 1.20.1-0ubuntu5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)