diff --git a/Assets/Scripts/Studio/TwinObject/StaticObject/Equipment.cs b/Assets/Scripts/Studio/TwinObject/StaticObject/Equipment.cs
index af1c302e..2dee2835 100644
--- a/Assets/Scripts/Studio/TwinObject/StaticObject/Equipment.cs
+++ b/Assets/Scripts/Studio/TwinObject/StaticObject/Equipment.cs
@@ -61,7 +61,10 @@ namespace Studio
 
         private void OnDisable()
         {
-            ManagerHub.instance.Get<RunManager>().onRun -= OnPlayStart;
+            RunManager runManager = ManagerHub.instance.Get<RunManager>();
+            if (runManager == null)
+                return;
+            runManager.onRun -= OnPlayStart;
             if (curType == null)
                 return;
             StudioService.instance.RemoveTypeIdListener(curType, transform.name);
diff --git a/Assets/Scripts/Studio/TwinObject/StaticObject/Port.cs b/Assets/Scripts/Studio/TwinObject/StaticObject/Port.cs
index b0474f2f..bd065917 100644
--- a/Assets/Scripts/Studio/TwinObject/StaticObject/Port.cs
+++ b/Assets/Scripts/Studio/TwinObject/StaticObject/Port.cs
@@ -61,9 +61,13 @@ namespace Studio
 
         private void OnDisable()
         {
-            ManagerHub.instance.Get<RunManager>().onRun -= OnPlayStart;
+            RunManager runManager = ManagerHub.instance.Get<RunManager>();
+            if(runManager == null) 
+                return;
+            runManager.onRun -= OnPlayStart;
             if (curType == null)
                 return;
+            if(StudioService.instance != null)
             StudioService.instance.RemoveTypeIdListener(curType, transform.name);
         }
     }
diff --git a/Assets/Scripts/Studio/TwinObject/StaticObject/Stacker.cs b/Assets/Scripts/Studio/TwinObject/StaticObject/Stacker.cs
index 412e0ae6..40bc5806 100644
--- a/Assets/Scripts/Studio/TwinObject/StaticObject/Stacker.cs
+++ b/Assets/Scripts/Studio/TwinObject/StaticObject/Stacker.cs
@@ -60,7 +60,10 @@ namespace Studio
 
         private void OnDisable()
         {
-            ManagerHub.instance.Get<RunManager>().onRun -= OnPlayStart;
+            RunManager runManager = ManagerHub.instance.Get<RunManager>();
+            if (runManager == null)
+                return;
+            runManager.onRun -= OnPlayStart;
             if (curType == null)
                 return;
             StudioService.instance.RemoveTypeIdListener(curType, transform.name);
diff --git a/Assets/Scripts/Studio/TwinObject/StaticObject/StackerCrane.cs b/Assets/Scripts/Studio/TwinObject/StaticObject/StackerCrane.cs
index 567ba7c2..085a6969 100644
--- a/Assets/Scripts/Studio/TwinObject/StaticObject/StackerCrane.cs
+++ b/Assets/Scripts/Studio/TwinObject/StaticObject/StackerCrane.cs
@@ -173,7 +173,10 @@ namespace Studio.Staic.STKC
         private void OnDestroy()
         {
             isAnimation = false;
-            ManagerHub.instance.Get<RunManager>().onRun -= OnPlayStart;
+            RunManager runManager = ManagerHub.instance.Get<RunManager>();
+            if (runManager == null)
+                return;
+            runManager.onRun -= OnPlayStart;
             if (curType == null)
                 return;
             StudioService.instance.RemoveTypeIdListener(curType, transform.name);