Unity2D Phonton Ошибка

 using System.Collections; 
using System.Collections.Generic; 
using UnityEngine; 
using UnityEngine.UI; 
using Photon.Pun; 
using Photon.Realtime; 
 
public class MenuManager : MonoBehaviourPunCallbacks 
{ 
 
    public InputField createInput; 
    public InputField jointInput; 
     
 
    public void CreateRoom() 
    { 
        RoomOptoins roomOptoins = new RoomOptoins(); 
        roomOptoins.MaxPlayers = 4; 
        PhotonNetwork.CreateRoom(createInput.text, roomOptoins); 
    } 
 
    public void JoinRoom() 
    { 
        PhotonNetwork.JoinRoom(joinInput.text); 
    } 
 
    public override void OnJoinedRoom() 
    { 
        PhotonNetwork.LoadLevel("LevelOne"); 
    } 
 
}