connect using websocket error

Hiii,

i develop front-end, so when i use connect using websocket all time failed.
i run traccar server in windows server. are i need to do some configration on server??
i set my token and i got error:
"HTTP 404 Not Found - WebApplicationException (SessionResource:96 < ...)" all time request 'GET' session?? what i miss?

i run and get some code from app.js in server web

thanks for help

It means that you are not logged in.

thanks for reply

this is the code:

i tried add code here, but not upload.

i upload code screen in this link:
https://drive.google.com/drive/folders/1ZsO-K5AB3vyctOylYXVNKBya13pa--LA?usp=sharing

any advice??

You can check this sample code that does work:

https://github.com/traccar/traccar-web/blob/master/web/simple/app.js