Fix packet direction

src/de/steamwar/lobby/listener/PlayerSpawn.java

@@ -58,7 +58,7 @@ public class PlayerSpawn extends BasicListener {
         player.setFoodLevel(20);
         giveItems(player);
 
-        Bukkit.getScheduler().runTaskLater(LobbySystem.getPlugin(), () -> NetworkSender.send(new ImALobbyPacket()), 20);
+        Bukkit.getScheduler().runTaskLater(LobbySystem.getPlugin(), () -> NetworkSender.send(new ImALobbyPacket(), player), 20);
     }
 
     private void giveItems(Player player) {