Eikon API proxy not running

I've got following connection error to Eikon API Proxy by having the valid Eikon account using python tkinter.

Any advices are highly appreciated.

Error on checking port 9000 : HTTPConnectionPool(host='localhost', port=9000): Max retries exceeded with url: /api/v1/data (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7ffbd945cac8>: Failed to establish a new connection: [Errno 111] Connection refused',))
Error on checking port 36036 : HTTPConnectionPool(host='localhost', port=36036): Max retries exceeded with url: /api/v1/data (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7ffbd945ceb8>: Failed to establish a new connection: [Errno 111] Connection refused',))
Error on handshake port None : Failed to parse: http://localhost:None/api/handshake
Port number was not identified.
Check if Eikon Desktop or Eikon API Proxy is running.