Hi,
Today, i have one error on my moinmoin:

[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82] mod_wsgi (pid=3049): Exception occurred processing WSGI script '/home/sites/wiki/moin.wsgi'.
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82] Traceback (most recent call last):
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/support/werkzeug/utils.py", line 248, in __call__
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     return self.app(environ, start_response)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/wsgiapp.py", line 282, in __call__
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     response = run(context)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/wsgiapp.py", line 88, in run
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     response = dispatch(request, context, action_name)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/wsgiapp.py", line 136, in dispatch
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     response = handle_action(context, pagename, action_name)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/wsgiapp.py", line 195, in handle_action
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     handler(context.page.page_name, context)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/action/__init__.py", line 268, in do_show
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     content_only=content_only,
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/Page.py", line 1198, in send_page
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     start_line=pi['lines'])
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/Page.py", line 1292, in send_page_content
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     self.execute(request, parser, code)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/Page.py", line 1323, in execute
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     exec code
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "AideDeMiseEnForme", line 172, in <module>
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/formatter/__init__.py", line 348, in parser
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     p.format(self)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/parser/highlight.py", line 174, in format
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     lexer = pygments.lexers.get_lexer_by_name(self.syntax)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/support/pygments/lexers/__init__.py", line 74, in get_lexer_by_name
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     _load_lexers(module_name)
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/support/pygments/lexers/__init__.py", line 32, in _load_lexers
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     mod = __import__(module_name, None, None, ['__all__'])
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/support/pygments/lexers/agile.py", line 14, in <module>
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     from pygments.lexer import Lexer, RegexLexer, ExtendedRegexLexer, \\
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]   File "/usr/lib/pymodules/python2.6/MoinMoin/support/pygments/lexer.py", line 14, in <module>
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82]     from pygments.filters import get_filter_by_name
[Thu Aug 25 11:06:37 2011] [error] [client 192.168.1.82] ImportError: No module named filters

It's a python module error or moinmoin file corrupted ?