Other machine, same problem:

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chris@server2:~$ sudo easy_install "roundup==1.4.0"
Searching for roundup==1.4.0
Reading http://pypi.python.org/simple/roundup/
Reading http://sourceforge.net/projects/roundup/
Reading http://sourceforge.net/project/showfiles.php?group_id=31577
Reading http://roundup.sourceforge.net/
Reading http://www.roundup-tracker.org
Best match: roundup 1.4.0
Downloading
http://pypi.python.org/packages/source/r/roundup/roundup-1.4.0.tar.gz#md5=d0fdfd0a64a0f76d5274ae05b9cedaeb
Processing roundup-1.4.0.tar.gz
Running roundup-1.4.0/setup.py -q bdist_egg --dist-dir
/tmp/easy_install-6n0Itw/roundup-1.4.0/egg-dist-tmp-6iL5tZ
warning: no previously-included files matching '.cvsignore' found
anywhere in distribution
warning: no previously-included files matching '*.pyo' found anywhere in
distribution
warning: no previously-included files matching '.DS_Store' found
anywhere in distribution
warning: no previously-included files found matching 'BUILD.txt'
warning: no previously-included files found matching 'I18N_PROGRESS.txt'
warning: no previously-included files found matching 'TODO.txt'
warning: no previously-included files found matching 'doc/security.txt'
warning: no previously-included files found matching 'doc/templating.txt'
warning: no files found matching 'locale/*.mo'
error: Setup script exited with error: can't copy
'build/share/locale/en/LC_MESSAGES/roundup.mo': doesn't exist or not a
regular file
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