public static void setLocation(String arenaname, String name, Player p)
  {
    Location loc = p.getLocation();

    String world = loc.getWorld().getName();
    double x = loc.getX();
    double y = loc.getY();
    double z = loc.getZ();
    float yaw = loc.getYaw();
    float pitch = loc.getPitch();

    cfg.set("maps." + arenaname + "." + name + ".world", world);
    cfg.set("maps." + arenaname + "." + name + ".x", Double.valueOf(x));
    cfg.set("maps." + arenaname + "." + name + ".y", Double.valueOf(y));
    cfg.set("maps." + arenaname + "." + name + ".z", Double.valueOf(z));
    cfg.set("maps." + arenaname + "." + name + ".yaw", Float.valueOf(yaw));
    cfg.set("maps." + arenaname + "." + name + ".pitch", Float.valueOf(pitch));
    try
    {
      cfg.save(file);
      p.sendMessage(Main.prefix + "§a" + name + " §7wurde erfolgreich gesetzt.");
    }
    catch (IOException e)
    {
      e.printStackTrace();
    }
  }