WebSocket connection to 'wss://site.com/socket/' failed

[rstrah]

autobahn.min.js:135 WebSocket connection to 'wss://site.com/socket/' failed:
(anonymous) @ autobahn.min.js:135
e.create @ autobahn.min.js:136
z._create_transport @ autobahn.min.js:35
b @ autobahn.min.js:38
I use now https://cdnjs.cloudflare.com/ajax/libs/autobahn/22.10.1/autobahn.min.js
In details
https://stackoverflow.com/questions/77401784/autobahn-min-js181-websocket-connection-to-wss-site-com-socket-failed-an