package flashplugin-installer 10.0.45.2ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

Binary package hint: flashplugin-nonfree

New to Linux.
clicked on audio link in Firefox.
Firefox asked me to install plugin which then failed.

ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: flashplugin-installer 10.0.45.2ubuntu1
ProcVersionSignature: Ubuntu 2.6.32-22.33-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-22-generic i686
NonfreeKernelModules: nvidia
AptOrdering:
 flashplugin-installer: Install
 flashplugin-installer: Configure
Architecture: i386
Date: Thu May 13 22:49:51 2010
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release i386 (20100429)
SourcePackage: flashplugin-nonfree
Title: package flashplugin-installer 10.0.45.2ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1