Running a dedicated server (Docker, host network).
Players can join fine, but after a short time everyone gets kicked back to menu.
Server logs show:
AuthenticateDedicatedServer → 408
Server Authorization failed
GcStream is broken
I tested connectivity from the server:
EU + RU endpoints both return HTTP 200 (~0.13–0.14s) consistently
No packet loss, no latency spikes
So:
Network seems fine
/ping works perfectly
But auth endpoint fails → server loses session → players get kicked
Before hotfix:
One player could only join if they connected first (weird order dependency)
After hotfix:
Joining works better initially
But now server loses auth and disconnects everyone
👉 Looks like a backend/auth/session issue rather than local config.
Anyone else seeing this?