Socket.io update V3 does not work with the library. protocol change

[fer3412]

Socket.io V2.x work fine

`{
    "name": "esp32_socketio",
    "version": "1.0.0",
    "description": "socket.io app",
    "dependencies": {
        "express": "^4.17.1",
        "socket.io": "^2.2.0"
    },
    "scripts": {
        "start": "node index.js"
    }
}`

Socket.io V3 does not work

`{
    "name": "esp32_socketio",
    "version": "1.0.0",
    "description": "socket.io app",
    "dependencies": {
        "express": "^4.17.1",
        "socket.io": "^3.0.1"
    },
    "scripts": {
        "start": "node index.js"
    }
}`

any idea to try to update the library https://socket.io/docs/v3/migrating-from-2-x-to-3-0/index.html

[faizanjaffer]

Same issue faced by me...

[danielmweb]

Thanks for this insight, i was trying to get this to work with V3 but no success. Changed to v2 and now it works fine.