Assets\Scripts\BannerAd.cs(7,22): error CS0246: The type or namespace name 'BannerPosition' could not be found (are you missing a using directive or an assembly reference?)
Код (лишь строка с ошибкой):
using UnityEngine;
using System.Collections;
using UnityEngine.Advertisements;
public class BannerAd : MonoBehaviour
{
[SerializeField] BannerPosition _bannerPosition;
}