Traceback (most recent call last):
  File "/usr/lib/python2.7/wsgiref/handlers.py", line 85, in run
    self.result = application(self.environ, self.start_response)
  File "/home/aditi/Mailman3/venv2/local/lib/python2.7/site-packages/Django-1.9.5-py2.7.egg/django/contrib/staticfiles/handlers.py", line 63, in __call__
    return self.application(environ, start_response)
  File "/home/aditi/Mailman3/venv2/local/lib/python2.7/site-packages/Django-1.9.5-py2.7.egg/django/core/handlers/wsgi.py", line 158, in __call__
    self.load_middleware()
  File "/home/aditi/Mailman3/venv2/local/lib/python2.7/site-packages/Django-1.9.5-py2.7.egg/django/core/handlers/base.py", line 51, in load_middleware
    mw_class = import_string(middleware_path)
  File "/home/aditi/Mailman3/venv2/local/lib/python2.7/site-packages/Django-1.9.5-py2.7.egg/django/utils/module_loading.py", line 20, in import_string
    module = import_module(module_path)
  File "/usr/lib/python2.7/importlib/__init__.py", line 37, in import_module
    __import__(name)
ImportError: No module named middleware
[12/May/2016 11:03:01] "GET / HTTP/1.1" 500 59