WebSocket connection to 'ws://192.168.64.3:8080/ws/comm' failed: Error in connection establishment: net::ERR_CONNECTION_REFUSED

<img width="1324" alt="Screenshot 2020-03-20 at 5 02 01 PM" src="https://user-images.githubusercontent.com/1246366/77160557-96db0f00-6acd-11ea-9d3f-5196f31e7120.png">

My ratchet server is running and place my IP address properly. still not connected to server.

Can you help to fix these errors.