package python2.7-minimal 2.7.1-1ubuntu1 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 3

[xteejx]

Binary package hint: python2.7

Apport flagged this in natty. Probably reported by me in error what with the recent python 2.6>2.7 transitions, so I apologise if this is the case.

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: python2.7-minimal 2.7.1-1ubuntu1
ProcVersionSignature: Ubuntu 2.6.37-8.21-generic 2.6.37-rc4
Uname: Linux 2.6.37-8-generic i686
NonfreeKernelModules: nvidia
Architecture: i386
Date: Fri Dec 10 22:42:54 2010
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 3
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release Candidate i386 (20100928)
SourcePackage: python2.7
Title: package python2.7-minimal 2.7.1-1ubuntu1 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 3