error CS0103: The name 'PhotonNetwork' does not exist in the current context

Options
Hi, i'm trying out PUN 2 and this error came ( error CS0103: The name 'PhotonNetwork' does not exist in the current context ) and i don't know how to fix it. Please help

My script:
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

using Photon;
using UnityEngine.UI;

public class PlayerNameInput : MonoBehaviour
{
    [SerializeField] private InputField nameInputField = null;
    [SerializeField] private Button continueButton = null;

    private const string PlayerPrefsNameKey = "PlayerName";

    private void Start()
    {
        SetUpInputField();
    }

    private void SetUpInputField()
    {
        if(!PlayerPrefs.HasKey(PlayerPrefsNameKey)) { return; }

        string defaultName = PlayerPrefs.GetString(PlayerPrefsNameKey);

        nameInputField.text = defaultName;

        SetPlayerName(defaultName);
    }

    private void SetPlayerName(string defaultName)
    {
        continueButton.interactable = !string.IsNullOrEmpty(name);
    }

    public void SavePlayerName()
    {
        string playerName = nameInputField.text;

        PhotonNetwork.NickName = playerName;

        PlayerPrefs.SetString(PlayerPrefsNameKey, playerName);
    }
}

and here is a image of my Unity Project folder:

https://imgur.com/a/gYrJOUy

Comments