Question Assets\Loading.cs(13,26): error CS0115: 'Loading.OnConnectedToMaster()': no method found to overrid

Code (CSharp):

1. using UnityEngine;
2. using Photon.Pun;
3. using UnityEngine.SceneManagement;
4.  
5. public class Loading : MonoBehaviour
6. {
7.    
8.     void Start()
9.     {
10.         PhotonNetwork.ConnectUsingSettings();
11.     }
12.  
13.     public override void OnConnectedToMaster()
14.     {
15.         Debug.Log("Connected");
16.         SceneManager.LoadScene("Lobby");
17.     }
18. }

 

See: https://forum.unity.com/threads/help-how-to-fix-this.1262411/#post-8019014