error in logs

[camilleanne]

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Traceback (most recent call last): File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/gevent/greenlet.py", line 390, in run result = self._run(_self.args, *_self.kwargs) File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/gevent/pywsgi.py", line 571, in handle handler.handle() File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/gevent/pywsgi.py", line 180, in handle result = self.handle_one_request() File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/gevent/pywsgi.py", line 314, in handle_one_request self.handle_one_response() File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/geventwebsocket/handler.py", line 37, in handle_one_response return self._handle_websocket() File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/geventwebsocket/handler.py", line 62, in _handle_websocket self.application(environ, self._fake_start_response) File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/flask/app.py", line 1836, in call return self.wsgi_app(environ, start_response) File "/Users/camille/dev/personal/biofeedback/env/lib/python2.7/site-packages/flask_sockets.py", line 39, in call handler(environment) File "/Users/camille/dev/personal/biofeedback/app.py", line 21, in echo_socket message = json.loads(ws.receive()) File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/json/init.py", line 338, in loads return _default_decoder.decode(s) File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/json/decoder.py", line 365, in decode obj, end = self.raw_decode(s, idx=_w(s, 0).end()) TypeError: expected string or buffer <Greenlet at 0x10a1ffa50: <bound method PyWSGIServer.handle of <PyWSGIServer at 0x10a228210 fileno=5 address=127.0.0.1:8000>>(<socket at 0x10a39c090 fileno=[Errno 9] Bad file d, ('127.0.0.1', 64162))> failed with TypeError