500 Internal Server Error about kitana HOT 3 CLOSED

500 Internal Server Error
The server encountered an unexpected condition which prevented it from fulfilling the request.

Traceback (most recent call last):
  File "/usr/local/lib/python3.5/site-packages/urllib3/connection.py", line 157, in _new_conn
    (self._dns_host, self.port), self.timeout, **extra_kw
  File "/usr/local/lib/python3.5/site-packages/urllib3/util/connection.py", line 61, in create_connection
    for res in socket.getaddrinfo(host, port, family, socket.SOCK_STREAM):
  File "/usr/local/lib/python3.5/socket.py", line 733, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -5] No address associated with hostname

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 672, in urlopen
    chunked=chunked,
  File "/usr/local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 376, in _make_request
    self._validate_conn(conn)
  File "/usr/local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 994, in _validate_conn
    conn.connect()
  File "/usr/local/lib/python3.5/site-packages/urllib3/connection.py", line 300, in connect
    conn = self._new_conn()
  File "/usr/local/lib/python3.5/site-packages/urllib3/connection.py", line 169, in _new_conn
    self, "Failed to establish a new connection: %s" % e
urllib3.exceptions.NewConnectionError: <urllib3.connection.VerifiedHTTPSConnection object at 0x7f50b858fd30>: Failed to establish a new connection: [Errno -5] No address associated with hostname

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.5/site-packages/requests/adapters.py", line 449, in send
    timeout=timeout
  File "/usr/local/lib/python3.5/site-packages/urllib3/connectionpool.py", line 720, in urlopen
    method, url, error=e, _pool=self, _stacktrace=sys.exc_info()[2]
  File "/usr/local/lib/python3.5/site-packages/urllib3/util/retry.py", line 436, in increment
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='192-168-50-26.bdac880401d3402ba5754ef55fe747a1.plex.direct', port=32400): Max retries exceeded with url: /servers (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x7f50b858fd30>: Failed to establish a new connection: [Errno -5] No address associated with hostname',))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/local/lib/python3.5/site-packages/cherrypy/_cprequest.py", line 638, in respond
    self._do_respond(path_info)
  File "/usr/local/lib/python3.5/site-packages/cherrypy/_cprequest.py", line 697, in _do_respond
    response.body = self.handler()
  File "/usr/local/lib/python3.5/site-packages/cherrypy/lib/encoding.py", line 219, in __call__
    self.body = self.oldhandler(*args, **kwargs)
  File "/usr/local/lib/python3.5/site-packages/cherrypy/_cpdispatch.py", line 54, in __call__
    return self.callable(*self.args, **self.kwargs)
  File "kitana.py", line 489, in servers
    servers = self.discover_pms(server_name=server_name, server_addr=server_addr)
  File "kitana.py", line 453, in discover_pms
    self.session.get(self.server_addr + "servers", headers=self.full_headers, **self.req_defaults)
  File "/usr/local/lib/python3.5/site-packages/requests/sessions.py", line 543, in get
    return self.request('GET', url, **kwargs)
  File "/usr/local/lib/python3.5/site-packages/requests/sessions.py", line 530, in request
    resp = self.send(prep, **send_kwargs)
  File "/usr/local/lib/python3.5/site-packages/requests/sessions.py", line 643, in send
    r = adapter.send(request, **kwargs)
  File "/usr/local/lib/python3.5/site-packages/requests/adapters.py", line 516, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='192-168-50-26.bdac880401d3402ba5754ef55fe747a1.plex.direct', port=32400): Max retries exceeded with url: /servers (Caused by NewConnectionError('<urllib3.connection.VerifiedHTTPSConnection object at 0x7f50b858fd30>: Failed to establish a new connection: [Errno -5] No address associated with hostname',))