Sometimes, for unknown reasons, modulo's Clearsilver module gives an error like this:
mod_wsgi (pid=11354): Exception occurred processing WSGI script '/var/www/www.ellipsix.net/launch.wsgi'., referer: http://www.ellipsix.net/blog/newpost.html
Traceback (most recent call last):, referer: http://www.ellipsix.net/blog/newpost.html
File "/var/www/www.ellipsix.net/launch.wsgi", line 18, in , referer: http://www.ellipsix.net/blog/newpost.html
from app import create_application, referer: http://www.ellipsix.net/blog/newpost.html
File "/var/www/www.ellipsix.net/app.py", line 34, in , referer: http://www.ellipsix.net/blog/newpost.html
from modulo.templating.clearsilver import HDFDataFile, referer: http://www.ellipsix.net/blog/newpost.html
File "/usr/lib64/python2.6/site-packages/modulo/templating/clearsilver.py", line 5, in , referer: http://www.ellipsix.net/blog/newpost.html
import neo_cs, referer: http://www.ellipsix.net/blog/newpost.html
ImportError: No module named neo_cs, referer: http://www.ellipsix.net/blog/newpost.html