Traceback (most recent call last): File "/srv/www/com.turon.app/env/lib/python3.3/site-packages/tornado/web.py", line 1134, in _execute self._when_complete(self.prepare(), self._execute_method) File "/srv/www/com.turon.app/env/lib/python3.3/site-packages/tornado/web.py", line 1693, in prepare raise HTTPError(self._status_code) tornado.web.HTTPError: HTTP 404: Not Found