Traceback (most recent call last):


 "/home/ctfsyd/.virtualenvs/ctfd/local/lib/python2.7/site-packages/engineio/server.py", line 505, in _trigger_event

return self.handlers[event](*args)


 "/home/ctfsyd/.virtualenvs/ctfd/local/lib/python2.7/site-packages/socketio/server.py", line 641, in _handle_eio_connect

self.manager.initialize()


 "/home/ctfsyd/.virtualenvs/ctfd/local/lib/python2.7/site-packages/socketio/redis_manager.py", line 64, in initialize

'with ' + self.server.async_mode)
RuntimeError: Redis requires a monkey patched socket library to work with gevent


Traceback (most recent call last):

 "/usr/local/lib/python3.4/dist-packages/jupyterhub/app.py", line 1235, in start
yield self.start_proxy()

 "/usr/local/lib/python3.4/dist-packages/jupyterhub/app.py", line 989, in start_proxy
_check()

 "/usr/local/lib/python3.4/dist-packages/jupyterhub/app.py", line 985, in _check
raise e
RuntimeError: Proxy failed to start with exit code 1