I'm running a Django application. Had it under Apache + mod_python before, and it was all OK. Switched to Lighttpd + FastCGI. Now I randomly get the following exception (neither the place nor the time where it appears seem to be predictable). Since it's random, and it appears only after switching to FastCGI, I assume it has something to do with some settings.
Found a few results when googleing, but they seem to be related to setting maxrequests=1. However, I use the default, which is 0.
Any ideas where to look for?
PS. I'm using PostgreSQL. Might be related to that as well, since the exception appears when making a database query.
Thanks.
 File "/usr/lib/python2.6/site-packages/django/core/handlers/base.py", line 86, in get_response
   response = callback(request, *callback_args, **callback_kwargs)
 File "/usr/lib/python2.6/site-packages/django/contrib/admin/sites.py", line 140, in root
   if not self.has_permission(request):
 File "/usr/lib/python2.6/site-packages/django/contrib/admin/sites.py", line 99, in has_permission
   return request.user.is_authenticated() and request.user.is_staff
 File "/usr/lib/python2.6/site-packages/django/contrib/auth/middleware.py", line 5, in __get__
   request._cached_user = get_user(request)
 File "/usr/lib/python2.6/site-packages/django/contrib/auth/__init__.py", line 83, in get_user
   user_id = request.session[SESSION_KEY]
 File "/usr/lib/python2.6/site-packages/django/contrib/sessions/backends/base.py", line 46, in __getitem__
   return self._session[key]
 File "/usr/lib/python2.6/site-packages/django/contrib/sessions/backends/base.py", line 172, in _get_session
   self._session_cache = self.load()
 File "/usr/lib/python2.6/site-packages/django/contrib/sessions/backends/db.py", line 16, in load
   expire_date__gt=datetime.datetime.now()
 File "/usr/lib/python2.6/site-packages/django/db/models/manager.py", line 93, in get
   return self.get_query_set().get(*args, **kwargs)
 File "/usr/lib/python2.6/site-packages/django/db/models/query.py", line 304, in get
   num = len(clone)
 File "/usr/lib/python2.6/site-packages/django/db/models/query.py", line 160, in __len__
   self._result_cache = list(self.iterator())
 File "/usr/lib/python2.6/site-packages/django/db/models/query.py", line 275, in iterator
   for row in self.query.results_iter():
 File "/usr/lib/python2.6/site-packages/django/db/models/sql/query.py", line 206, in results_iter
   for rows in self.execute_sql(MULTI):
 File "/usr/lib/python2.6/site-packages/django/db/models/sql/query.py", line 1734, in execute_sql
   cursor.execute(sql, params)
OperationalError: server closed the connection unexpectedly
       This probably means the server terminated abnormally
       before or while processing the request.