TypeError: Cannot read property 'trim' of undefined

[Ekwugha]

I get this error anytime I try to join. The error come from message.js.

This part to be precise...
const trimmedName = name.trim().toLowerCase();

[Ekwugha]

Also if it join i get this error

websocket.js:50 WebSocket connection to 'ws://localhost:5000/socket.io/?EIO=4&transport=websocket' failed:
doOpen @ websocket.js:50
open @ transport.js:44
open @ socket.js:159
Socket @ socket.js:100
open @ manager.js:108
(anonymous) @ manager.js:320

[MAsmarNaeem]

solve the error by using this code
const varName = name.trim().toLowerCase();