Photon Cant see other players

Hello i am using photon and when i play i cant see other players. using UnityEngine; using System.Collections;

 public class NetworkManager : Photon.MonoBehaviour {
 
     string roomName = "My Room";
     bool ShowGUI = true;
     public GameObject Spawn;
 
     void Start()
     {
 
         }
 
     // Use this for initialization
     void Awake () {
         if (PhotonNetwork.connectionStateDetailed == PeerState.PeerCreated)
         {
             // Connect to the photon master-server. We use the settings saved in PhotonServerSettings (a .asset file in this project)
             PhotonNetwork.ConnectUsingSettings("1.0");
         }
     }
     
     void OnGUI() {
         if (ShowGUI) {
                         GUILayout.BeginArea (new Rect ((Screen.width - 400) / 2, (Screen.height - 350) / 2, 400, 300));
         
                         GUILayout.Space (25);
                         if (GUILayout.Button ("Join Room", GUILayout.Width (100))) {
                                 PhotonNetwork.JoinRoom (this.roomName);
                         }
                         GUILayout.Label ("Roomname:", GUILayout.Width (100));
                         this.roomName = GUILayout.TextField (this.roomName);
                         GUILayout.Label (PhotonNetwork.countOfPlayers + " users are online in " + PhotonNetwork.countOfRooms + " rooms.");
         
                         if (GUILayout.Button ("Create Room", GUILayout.Width (100))) {
                                 PhotonNetwork.CreateRoom (this.roomName, new RoomOptions () { maxPlayers = 10 }, null);
                         }
                         GUILayout.Label (PhotonNetwork.connectionStateDetailed.ToString ());
                         GUILayout.EndArea ();
                 }
     }
     // We have two options here: we either joined(by title, list or random) or created a room.
     
     public void OnCreatedRoom()
     {
         Debug.Log("OnCreatedRoom");
         ShowGUI = false;
     }
     
     public void OnDisconnectedFromPhoton()
     {
         Debug.Log("Disconnected from Photon.");
     }
     
     void OnPhotonRandomJoinFailed() {
         PhotonNetwork.CreateRoom(null);
     }
     
     void OnJoinedRoom() {
         ShowGUI = false;
         GameObject Soldier = PhotonNetwork.Instantiate( "Player", Spawn.transform.position, Quaternion.identity, 0 );
         Soldier.gameObject.GetComponent<PlayerController>().enabled = true;
         Soldier.gameObject.GetComponentInChildren<Camera>().enabled = true;
         Soldier.gameObject.GetComponentInChildren<MouseLook>().enabled = true;
         Debug.Log("OnJoinedRoom");
     }
 }