package python-pexpect 2.3-1 failed to install/upgrade: subprocess post-installation script returned error exit status 1

[neonrush]

Binary package hint: python-pexpect

This began after doing an upgrade from Intrepid to Jaunty and seems to be related to ipython as that will fail afterwards.

ProblemType: Package
Architecture: i386
DistroRelease: Ubuntu 9.04
ErrorMessage: subprocess post-installation script returned error exit status 1
NonfreeKernelModules: nvidia
Package: python-pexpect 2.3-1
PackageArchitecture: all
SourcePackage: pexpect
Title: package python-pexpect 2.3-1 failed to install/upgrade: subprocess post-installation script returned error exit status 1
Uname: Linux 2.6.28-11-generic i686