异常信息

NullReferenceException: Object reference not set to an instance of an object
Learn05_acess_component.Start () (at Assets/spcripts/Learn05_acess_component.cs:27)

出现问题的代码

public class Learn02_Player2 : MonoBehaviour {

	public int hp = 200;

	public void Start () {
		print(hp);
	}
	public Learn02_Player2 learn02;

	void Start () {
		learn02.Start();
	}