src/de/steamwar/lobby/LobbyPacketHandler.java

@@ -36,7 +36,7 @@ public class LobbyPacketHandler extends PacketHandler {
     }
 
     @Handler
-    private void serverStarting(StartingServerPacket in) {
-        Objects.requireNonNull(Bukkit.getPlayer(SteamwarUser.get(in.getUser()).getUUID())).teleport(LobbySystem.config().getWaitingHallSpawn(), PlayerTeleportEvent.TeleportCause.PLUGIN);
+    public void serverStarting(StartingServerPacket packet) {
+        Objects.requireNonNull(Bukkit.getPlayer(SteamwarUser.get(packet.getUser()).getUUID())).teleport(LobbySystem.config().getWaitingHallSpawn(), PlayerTeleportEvent.TeleportCause.PLUGIN);
     }
 }