Why is Socks5 not giving traffic?

Question

linux

Hey!
I set up a proxy for socks5 and http
Http traffic proxies but socks5 does not.
Ports are open from the outside, I checked
in the logs, I see entries like

1547899113.430 SOCK5.1088 00004 - my ip:24746 ip:443 0 0 0 CONNECT_cdn.syndication.twimg.com:443

where to dig?

Answer 1

https://3proxy.ru/howtor.asp#ERRORS
this means that the client did not pass the username. Most likely, you are trying to test in browsers, but they do not support password authorization in SOCKS.