package python-docutils 0.5-2ubuntu1 failed to install/upgrade: subprocess post-installation script returned error exit status 1

[Mitchell Surface]

Binary package hint: python-docutils

Description: Ubuntu 9.04
Release: 9.04

python-docutils:
  Installed: 0.5-2ubuntu1
  Candidate: 0.5-2ubuntu1
  Version table:
 *** 0.5-2ubuntu1 0
        500 http://us.archive.ubuntu.com jaunty/main Packages
        100 /var/lib/dpkg/status

Many errors of the form:
   dpkg: /usr/lib/python2.4/site-packages/docutils/parsers/rst/include/isolat1.txt not found.
   dpkg: /usr/lib/python2.4/site-packages/docutils/parsers/rst/include/isolat2.txt not found.
   dpkg: /usr/lib/python2.4/site-packages/docutils/parsers/rst/include/isomfrk-wide.txt not found.
   dpkg: /usr/lib/python2.4/site-packages/docutils/parsers/rst/include/isomfrk.txt not found.
   dpkg: /usr/lib/python2.4/site-packages/docutils/parsers/rst/include/isomopf-wide.txt not found.
   dpkg: /usr/lib/python2.4/site-packages/docutils/parsers/rst/include/isomopf.txt not found.

ProblemType: Package
Architecture: i386
DistroRelease: Ubuntu 9.04
ErrorMessage: subprocess post-installation script returned error exit status 1
Package: python-docutils 0.5-2ubuntu1
PackageArchitecture: all
SourcePackage: python-docutils
Title: package python-docutils 0.5-2ubuntu1 failed to install/upgrade: subprocess post-installation script returned error exit status 1
Uname: Linux 2.6.28-13-generic i686