package nspluginwrapper (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 139

[Joseph Bane]

After upgrading to 11.04, I received the above message immediately after rebooting my laptop and logging in.

$ lsb_release -rd
Description: Ubuntu 11.04
Release: 11.04

$ apt-cache policy nspluginwrapper
nspluginwrapper:
  Installed: (none)
  Candidate: 1.2.2-0ubuntu9
  Version table:
     1.2.2-0ubuntu9 0
        500 http://us.archive.ubuntu.com/ubuntu/ natty/multiverse amd64 Packages

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: nspluginwrapper (not installed)
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Sat Jul 2 16:46:05 2011
ErrorMessage: subprocess installed post-installation script returned error exit status 139
InstallationMedia: Kubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
SourcePackage: nspluginwrapper
Title: package nspluginwrapper (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 139
UpgradeStatus: Upgraded to natty on 2011-07-02 (57 days ago)