- 
  
  报错text.text = message;行 
 NullReferenceException: Object reference not set to an instance of an object
 Message.showMessage (System.String message) (at Assets/Scripts/Message.cs:17)以及 Message._instance.showMessage("修炼时间还剩下" + timer + "秒!"); 
 training.OnTriggerEnter (UnityEngine.Collider other) (at Assets/Scripts/training.cs:43)
 
       
           
  

 
  
