![Node.js Socket.io Error when trying to connect client to server - JavaScript - SitePoint Forums | Web Development & Design Community Node.js Socket.io Error when trying to connect client to server - JavaScript - SitePoint Forums | Web Development & Design Community](https://global.discourse-cdn.com/sitepoint/original/3X/0/9/09f55bfb6d529f73972ece67ae60950e48ab94d2.png)
Node.js Socket.io Error when trying to connect client to server - JavaScript - SitePoint Forums | Web Development & Design Community
socket.io communication between server and client not working (but connecting) after setting up SSL (HTTPS) · Issue #3206 · socketio/socket.io · GitHub
![javascript - WebSocket connection failed: Error during WebSocket handshake: Unexpected response code: 400 - Stack Overflow javascript - WebSocket connection failed: Error during WebSocket handshake: Unexpected response code: 400 - Stack Overflow](https://i.stack.imgur.com/mxZjR.png)