diff --git a/Assets/Scripts/Framework/EventSystemKit/EventTriggerEx.cs b/Assets/Scripts/Framework/EventSystemKit/EventTriggerEx.cs
index 3e97f3ec8..876cae637 100644
--- a/Assets/Scripts/Framework/EventSystemKit/EventTriggerEx.cs
+++ b/Assets/Scripts/Framework/EventSystemKit/EventTriggerEx.cs
@@ -75,19 +75,19 @@ namespace AibisDream.Framework
 
         public override void OnPointerEnter(PointerEventData data)
         {
-            EventSystemEx.Instance.OnPointerEnter(_interaction);
+            if (_interaction != null) EventSystemEx.Instance.OnPointerEnter(_interaction);
             base.OnPointerEnter(data);
         }
 
         public override void OnPointerExit(PointerEventData data)
         {
-            EventSystemEx.Instance.OnPointerExit(_interaction);
+            if (_interaction != null) EventSystemEx.Instance.OnPointerExit(_interaction);
             base.OnPointerExit(data);
         }
 
         public override void OnPointerDown(PointerEventData eventData)
         {
-            if (_interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
+            if (_interaction != null && _interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
             {
                 EventSystemEx.Instance.OnPointerDown(_interaction);
                 base.OnPointerDown(eventData);
@@ -96,8 +96,7 @@ namespace AibisDream.Framework
 
         public override void OnPointerUp(PointerEventData eventData)
         {
-            
-            if (_interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
+            if (_interaction != null && _interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
             {
                 EventSystemEx.Instance.OnPointerUp(_interaction);
                 if (eventData != null)
@@ -109,26 +108,38 @@ namespace AibisDream.Framework
 
         public override void OnDrag(PointerEventData eventData)
         {
-            EventSystemEx.Instance.OnDrag(_interaction);
-            base.OnDrag(eventData);
+            if (_interaction != null && _interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
+            {
+                EventSystemEx.Instance.OnDrag(_interaction);
+                base.OnDrag(eventData);
+            }
         }
 
         public override void OnEndDrag(PointerEventData eventData)
         {
-            EventSystemEx.Instance.OnEndDrag(_interaction);
-            base.OnEndDrag(eventData);
+            if (_interaction != null && _interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
+            {
+                EventSystemEx.Instance.OnEndDrag(_interaction);
+                base.OnEndDrag(eventData);
+            }
         }
 
         public override void OnBeginDrag(PointerEventData eventData)
         {
-            EventSystemEx.Instance.OnEndDrag(_interaction);
-            base.OnBeginDrag(eventData);
+            if (_interaction != null && _interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
+            {
+                EventSystemEx.Instance.OnBeginDrag(_interaction);
+                base.OnBeginDrag(eventData);
+            }
         }
 
         public override void OnPointerClick(PointerEventData eventData)
         {
-            // EventSystemEx.Instance.OnPointerClick(_interaction);
-            base.OnPointerClick(eventData);
+            if (_interaction != null && _interaction.IsAvailable && !EventSystemEx.Instance.isLocked)
+            {
+                // EventSystemEx.Instance.OnPointerClick(_interaction);
+                base.OnPointerClick(eventData);
+            }
         }
     }