Quick answer: "Invalid token" = server token wrong or expired. Regenerate in server config, enter in Satisfactory server manager with IP:port, restart server.
If you landed here: Server manager shows "Invalid token", "Authentication failed" or join fails despite visible server.
Related
Products & ordering: Order game server · Manage: NexoraHost · My account · nexorahost.com (Frankfurt · 1 Tbit/s DDoS · 99.9% uptime)
Frequently asked questions (FAQ)
Satisfactory invalid token – what does it mean?
Server token in config is expired or wrong. Regenerate on dedicated server / ServerSettings.ini and enter in server manager.
Where is the Satisfactory server token?
Created on first dedicated server start or in Game.ini/ServerSettings. Check panel config or server logs for "Token".
Token OK but join still fails?
Check port 7777 UDP + query port → won't connect.