src/de/steamwar/bungeecore/commands/ArenaCommand.java

@@ -42,6 +42,11 @@ public class ArenaCommand extends BasicCommand {
             return;
         ProxiedPlayer player = (ProxiedPlayer) sender;
 
+        if(CheckCommand.isChecking(player)){
+            Message.send("CHECK_CHECKING", player);
+            return;
+        }
+
         SteamwarUser steamwarUser = SteamwarUser.get(player);
         if (steamwarUser.isPunishedWithMessage(player, Punishment.PunishmentType.NoFightServer)) {
             return;