A problem occurred in a Python script. Here is the sequence of function calls leading up to the error, in the order they occurred.

/opt/local/toolkit/python/flup/server/scgi_base.py in run(self=<flup.server.scgi_base.Request object>)

191             self.logger.exception('Exception caught from handler')

192             if not self.stdout.dataWritten:

193                 self._conn.server.error(self)

194

195         end = datetime.datetime.now()

self = <flup.server.scgi_base.Request object>, self._conn = <flup.server.scgi_base.Connection object>, self._conn.server = <flup.server.scgi_fork.WSGIServer object>, self._conn.server.error = <bound method WSGIServer.error of <flup.server.scgi_fork.WSGIServer object>>

/opt/local/toolkit/python/flup/server/scgi_base.py in handler(self=<flup.server.scgi_fork.WSGIServer object>, request=<flup.server.scgi_base.Request object>)

480         finally:

481             if not self.multithreaded:

482                 self._appLock.release()

483

484     def _sanitizeEnv(self, environ):

self = <flup.server.scgi_fork.WSGIServer object>, self._appLock = <thread.lock object>, self._appLock.release = <built-in method release of thread.lock object>

/opt/local/appserv_bundle/django/core/handlers/wsgi.py in __call__(self=<django.core.handlers.wsgi.WSGIHandler instance>, environ={'CONTENT_LENGTH': '0', 'DOCUMENT_ROOT': '/internet/www/', 'HTTP_ACCEPT': 'Accept: application/xhtml+xml,text/html;q=0.9,text/plain;', 'HTTP_ACCEPT_CHARSET': 'ISO-8859-1,utf-8;q=0.7,*;q=0.7', 'HTTP_ACCEPT_ENCODING': 'gzip', 'HTTP_ACCEPT_LANGUAGE': 'en-us,en;q=0.5', 'HTTP_CACHE_CONTROL': 'no-cache', 'HTTP_CONNECTION': 'close', 'HTTP_HOST': 'as1.metropulse.com', 'HTTP_PRAGMA': 'no-cache', ...}, start_response=<function start_response>)

148         # settings weren't available.

149         if self._request_middleware is None:

150             self.load_middleware()

151

152         try:

self = <django.core.handlers.wsgi.WSGIHandler instance>, self.load_middleware = <bound method WSGIHandler.load_middleware of <django.core.handlers.wsgi.WSGIHandler instance>>

/opt/local/appserv_bundle/django/core/handlers/base.py in load_middleware(self=<django.core.handlers.wsgi.WSGIHandler instance>)

23                 mod = __import__(mw_module, '', '', [''])

24             except ImportError, e:

25                 raise exceptions.ImproperlyConfigured, 'Error importing middleware %s: "%s"' % (mw_module, e)

26             try:

27                 mw_class = getattr(mod, mw_classname)

exceptions = <module 'django.core.exceptions' from '/opt/local/appserv_bundle/django/core/exceptions.pyc'>, exceptions.ImproperlyConfigured = <class django.core.exceptions.ImproperlyConfigured>, mw_module = 'django.middleware.sessions', e = <exceptions.ImportError instance>

ImproperlyConfigured: Error importing middleware django.middleware.sessions: "No module named weather"
      args = ('Error importing middleware django.middleware.sessions: "No module named weather"',)