package icedtea-netx 1.1.1-0ubuntu1~11.04.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

[inimino]

Software Update reported available updates, but they did not install cleanly.

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: icedtea-netx 1.1.1-0ubuntu1~11.04.2
ProcVersionSignature: Ubuntu 2.6.38-12.51-generic-pae 2.6.38.8
Uname: Linux 2.6.38-12-generic-pae i686
Architecture: i386
Date: Fri Nov 18 09:09:47 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 2
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
SourcePackage: icedtea-web
Title: package icedtea-netx 1.1.1-0ubuntu1~11.04.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)