diff --git a/Assets/QFramework/Toolkits/UIKit/Scripts/UIManager.cs b/Assets/QFramework/Toolkits/UIKit/Scripts/UIManager.cs
index 99f2acb5..a53133a6 100644
--- a/Assets/QFramework/Toolkits/UIKit/Scripts/UIManager.cs
+++ b/Assets/QFramework/Toolkits/UIKit/Scripts/UIManager.cs
@@ -32,7 +32,6 @@ namespace QFramework
                 {
                     var uiRoot = UIRoot.Instance;
                     Debug.Log("currentUIRoot:" + uiRoot);
-                    StringEventSystem.Global.Send("UIRootCreated");
                     mInstance = MonoSingletonProperty<UIManager>.Instance;
                 }
 
diff --git a/Assets/Scripts/Actions/TimeLineAction.cs b/Assets/Scripts/Actions/TimeLineAction.cs
index 817604e0..505746e4 100644
--- a/Assets/Scripts/Actions/TimeLineAction.cs
+++ b/Assets/Scripts/Actions/TimeLineAction.cs
@@ -60,14 +60,16 @@ public class TimeLineAction : IAction
 
     public void OnExecute(float dt)
     {
+        Debug.LogError($"time:{play.time * fps} >= curEnd:{curEndFrame}  ");
         if (curEndFrame != -1 && play.time * fps >= curEndFrame)
         {
-            play.Stop();
             play.time = curEndFrame / 24;
-            play.Evaluate();
+            play.Pause();
+
         }
         if (play.state != PlayState.Playing)
         {
+            Debug.LogError("Finished");
             Finished();
         }
     }
diff --git a/Assets/Scripts/Launch.cs b/Assets/Scripts/Launch.cs
index 2e0049e4..504d511c 100644
--- a/Assets/Scripts/Launch.cs
+++ b/Assets/Scripts/Launch.cs
@@ -41,6 +41,7 @@ public class Launch : MonoBehaviour
         });
 
         yield return UIKit.OpenPanelAsync<UILoading>();
+        StringEventSystem.Global.Send("CloseDefaultLoading");
         yield return UIKit.OpenPanelAsync<UIDeviceTip>(canvasLevel: UILevel.PopUI);
         UIKit.GetPanel<UIDeviceTip>().Hide();
         yield return new WaitUntil(() => isLoadFinished == true);
diff --git a/Assets/Scripts/LaunchLoading.cs b/Assets/Scripts/LaunchLoading.cs
index bc686fa3..d3025ea7 100644
--- a/Assets/Scripts/LaunchLoading.cs
+++ b/Assets/Scripts/LaunchLoading.cs
@@ -11,7 +11,7 @@ public class LaunchLoading : MonoBehaviour
     private void Awake()
     {
         instance = this;
-        StringEventSystem.Global.Register("UIRootCreated", OnUIRootCreated);
+        StringEventSystem.Global.Register("CloseDefaultLoading", OnUIRootCreated);
     }
 
     private void OnUIRootCreated()
@@ -20,7 +20,7 @@ public class LaunchLoading : MonoBehaviour
     }
     private void OnDestroy()
     {
-        StringEventSystem.Global.UnRegister("UIRootCreated", OnUIRootCreated);
+        StringEventSystem.Global.UnRegister("CloseDefaultLoading", OnUIRootCreated);
 
     }
 }
diff --git a/Assets/Scripts/UI/UIModeSelect.cs b/Assets/Scripts/UI/UIModeSelect.cs
index 1c80da8a..ed866b77 100644
--- a/Assets/Scripts/UI/UIModeSelect.cs
+++ b/Assets/Scripts/UI/UIModeSelect.cs
@@ -14,15 +14,13 @@ namespace QFramework.Example
             mData = uiData as UIModeSelectData ?? new UIModeSelectData();
             TechBtn.onClick.AddListener(() =>
             {
-                Hide();
                 Global.appTpe = Global.AppType.Study;
-                UIKit.OpenPanelAsync<UIModuleSelect>().ToAction().StartGlobal();
+                UIKit.OpenPanelAsync<UIModuleSelect>().ToAction().StartGlobal(Hide);
             });
             ExamBtn.onClick.AddListener(() =>
             {
-                Hide();
                 Global.appTpe = Global.AppType.Exam;
-                UIKit.OpenPanelAsync<UIModuleSelect>().ToAction().StartGlobal();
+                UIKit.OpenPanelAsync<UIModuleSelect>().ToAction().StartGlobal(Hide);
             });
         }