package openjdk-6-jre-headless 6b30-1.13.1-1ubuntu2~0.12.04.3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

[Steve Bedard]

Each time i install or un-install a software from the Ubuntu library i get this error

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: openjdk-6-jre-headless 6b30-1.13.1-1ubuntu2~0.12.04.3
ProcVersionSignature: Ubuntu 3.11.0-19.33~precise1-generic 3.11.10.5
Uname: Linux 3.11.0-19-generic x86_64
ApportVersion: 2.0.1-0ubuntu17.6
Architecture: amd64
Date: Tue Apr 8 18:54:25 2014
DuplicateSignature: package:openjdk-6-jre-headless:6b30-1.13.1-1ubuntu2~0.12.04.3:subprocess installed post-installation script returned error exit status 2
ErrorMessage: subprocess installed post-installation script returned error exit status 2
InstallationMedia: Ubuntu 12.04.4 LTS "Precise Pangolin" - Release amd64 (20140204)
MarkForUpload: True
SourcePackage: openjdk-6
Title: package openjdk-6-jre-headless 6b30-1.13.1-1ubuntu2~0.12.04.3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)