Photon RPC doesn't work ,It's only works in local

private void Awake()
{
trackl = GameObject.Find(“SM_Veh_German_Tank_01_Track_l”);
trackr = GameObject.Find(“SM_Veh_German_Tank_01_Track_r”);
}

    #region Movement
    void moveGround()
    {
        if (Input.GetKey(KeyCode.W))
        {

            Speed += Time.deltaTime;

            this.photonView.RPC("TrackchangeMapForward1", RpcTarget.All);
            this.photonView.RPC("TrackchangeMapForward1", RpcTarget.MasterClient);

        }

        if (Input.GetKey(KeyCode.S))
        {

            Speed += Time.deltaTime;
            this.photonView.RPC("TrackchangeMapBack1", RpcTarget.All);
            this.photonView.RPC("TrackchangeMapBack1", RpcTarget.MasterClient);

        }

        if (Input.GetKey(KeyCode.A))
        {

            Speed += Time.deltaTime;
            this.photonView.RPC("TrackchangeMapLeft1", RpcTarget.All);
            this.photonView.RPC("TrackchangeMapLeft1", RpcTarget.MasterClient);

        }

        if (Input.GetKey(KeyCode.D))
        {

            Speed += Time.deltaTime;
            this.photonView.RPC("TrackchangeMapRight1", RpcTarget.All);
            this.photonView.RPC("TrackchangeMapRight1", RpcTarget.MasterClient);

        }

    }

    #endregion
    void Start()
    {
        
    }

    // Update is called once per frame
    
    void FixedUpdate()
    {
        if (photonView.IsMine)
        {

            moveGround();
        }

    }
   

    #region RPC
    [PunRPC]
    void TrackchangeMapForward1()
    {
       
           
            trackl.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, -Speed));
            trackr.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, -Speed));
    }

    [PunRPC]
    void TrackchangeMapBack1()
    {
       
            //Speed += Time.deltaTime;
            trackl.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, Speed));
            trackr.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, Speed));
       
       
    }

    [PunRPC]
    void TrackchangeMapLeft1()
    {
      
            //Speed += Time.deltaTime;
            trackl.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, Speed));
            trackr.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, -Speed));
        
       
    }

    [PunRPC]
    void TrackchangeMapRight1()
    {
        
           // Speed += Time.deltaTime;
            trackl.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, -Speed));
            trackr.GetComponent<Renderer>().material.SetTextureOffset("_MainTex", new Vector2(0, Speed));
       
      
    }

    #endregion

@Captain_Pineapple