ERROR: (<type 'exceptions.AttributeError'>) session
  File "C:\Python27\lib\site-packages\circuits-2.1.0-py2.7.egg\circuits\core\manager.py", line 519, in _dispatcher
    value = handler(event, *eargs, **ekwargs)
  File "C:\Python27\lib\site-packages\circuits-2.1.0-py2.7.egg\circuits\web\controllers.py", line 44, in wrapper
    del self.session