using UnityEngine;
using System.Collections;

public class GameManager : MonoBehaviour {
    private Transform StartPoint;
    private Transform SpawnPoint;

    public GameObject pinPrefab;
    private Pin currentPin;
    // Use this for initialization
    void Start () {
        StartPoint = GameObject.Find("StartPoint").transform;
        SpawnPoint = GameObject.Find("SpawnPoint").transform;
        SpawnPin();

    }
    private void Update()
    {
        if (Input.GetMouseButtonDown(0))
        {

        }
    }
    void SpawnPin()
    {
        currentPin= GameObject.Instantiate(pinPrefab, SpawnPoint.position, pinPrefab.transform.rotation).GetComponent<Pin>();
    }
	
}

第26行        currentPin= GameObject.Instantiate(pinPrefab, SpawnPoint.position, pinPrefab.transform.rotation).GetComponent<Pin>();没有GetComponent方法