Check if Knockout is currently down, under maintenance, or running smoothly.
Usually a connection drop. Check your internet or try reconnecting to a different server.
Clear your Roblox cache or reinstall the app. Sometimes waiting 2-3 minutes helps.
Join a private server (free if available) or use a wired connection.
Check these sources for official maintenance announcements:
Maintenance usually happens on Fridays for updates.
Let others know if you can't connect.