diff --git a/Assets/Scripts/UI/UITimeTip.cs b/Assets/Scripts/UI/UITimeTip.cs
index 5cb20689..8952af93 100644
--- a/Assets/Scripts/UI/UITimeTip.cs
+++ b/Assets/Scripts/UI/UITimeTip.cs
@@ -85,8 +85,15 @@ namespace QFramework.Example
             imgTwen = DOTween.To(() => index, v =>
             {
                 index = v;
-                Img.sprite = sprites[index];
-                Img.SetNativeSize();
+                if (index>=0&&index < sprites.Count)
+                {
+                    Img.sprite = sprites[index];
+                    Img.SetNativeSize();
+                }
+                else
+                {
+                    Debug.Log("UITimeTipChao suo Yin");
+                }
 
             }, endIndex, mData.time);