My own scripts doesnt work

Kim123LP

If I use this following script:

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class NetworkManager : MonoBehaviour
{
    private void Start()
    {
		Photon.Pun.PhotonNetwork.ConnectUsingSettings("v01");
	}

    void Update()
	{
		Debug.Log(Photon.Pun.PhotonNetwork.connectionStateDetailed.ToString());
	}
}

i get this errors:

Can someone help me pls, I use Unity 2020.2.1f1

L3sc

Fill PhotonServerSettings file according the your game.
After directly type:

PhotonNetwork.ConnectUsingSettings();