Mod_python error: "PythonHandler django.core.handlers.modpython"

Traceback (most recent call last):

  File "/usr/lib/python2.4/site-packages/mod_python/apache.py", line 299, in HandlerDispatch
    result = object(req)

  File "/usr/lib/python2.4/site-packages/django/core/handlers/modpython.py", line 165, in handler
    return ModPythonHandler()(req)

  File "/usr/lib/python2.4/site-packages/django/core/handlers/modpython.py", line 145, in __call__
    response = middleware_method(request, response)

  File "/usr/lib/python2.4/site-packages/django/contrib/flatpages/middleware.py", line 9, in process_response
    return flatpage(request, request.path)

  File "/usr/lib/python2.4/site-packages/django/contrib/flatpages/views.py", line 22, in flatpage
    f = get_object_or_404(flatpages, url__exact=url, sites__id__exact=SITE_ID)

  File "/usr/lib/python2.4/site-packages/django/core/extensions.py", line 18, in get_object_or_404
    raise Http404

Http404