diff --git a/Assets/Prefabs/AAA/Panel_ObjectDistance.prefab b/Assets/Prefabs/AAA/Panel_ObjectDistance.prefab
index e0e6c4f8..4a035d5d 100644
--- a/Assets/Prefabs/AAA/Panel_ObjectDistance.prefab
+++ b/Assets/Prefabs/AAA/Panel_ObjectDistance.prefab
@@ -63,7 +63,7 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: ba071beb1c8293e49a8b25d46f91a7bf, type: 3}
   m_Name: 
   m_EditorClassIdentifier: 
-  lineThickness: 1
+  lineThickness: 0.1
 --- !u!1 &1667491123066525069
 GameObject:
   m_ObjectHideFlags: 0
diff --git a/Assets/Scripts/Studio/AssetTool/CustomAssetConnector.cs b/Assets/Scripts/Studio/AssetTool/CustomAssetConnector.cs
index 589202d2..f1f5c5f0 100644
--- a/Assets/Scripts/Studio/AssetTool/CustomAssetConnector.cs
+++ b/Assets/Scripts/Studio/AssetTool/CustomAssetConnector.cs
@@ -234,6 +234,7 @@ namespace Studio.AssetTool
             var canvas_Popup = EventConnector.instance.GetCanvas<Canvas_Popup>();
             canvas_Popup.panel_objectinfo.gameObject.SetActive(false);
             componentScrollView.DeselectAll();
+            canvas_Popup.panel_objectdistance.SetSelecetedObjectToNull();
         }
 
         public void OrderByHierarchy(List<CustomAssetRenderObject> objectsToOrder)
diff --git a/Assets/Scripts/Studio/UI/Panel/Panel_ObjectDistance.cs b/Assets/Scripts/Studio/UI/Panel/Panel_ObjectDistance.cs
index 795261dd..f6200578 100644
--- a/Assets/Scripts/Studio/UI/Panel/Panel_ObjectDistance.cs
+++ b/Assets/Scripts/Studio/UI/Panel/Panel_ObjectDistance.cs
@@ -16,7 +16,7 @@ namespace Studio.UI
         Dictionary<UI_ObjectDistance, LineRenderer> distanceLines = new();
 
         [SerializeField]
-        float lineThickness = 1;
+        float lineThickness = 0.1f;
 
         CustomAssetRenderObject selectedObject;
 
@@ -101,7 +101,6 @@ namespace Studio.UI
                 distanceUI.SetText(distance);
                 distanceUI.SetPos(distanceCenterPoint);
 
-                //SetLineLength(distanceLines[distanceUI], distanceCenterPoint, direction, distance);
                 distanceLines[distanceUI].SetPosition(0, hitPoint);
                 distanceLines[distanceUI].SetPosition(1, hitPoint - (direction * distance));
                 distanceLines[distanceUI].enabled = true;
@@ -113,12 +112,5 @@ namespace Studio.UI
                 return;
             }
         }
-
-        void SetLineLength(GameObject line, Vector3 centerPoint, Vector3 direction, float length)
-        {
-            line.transform.position = centerPoint;
-            line.transform.rotation = Quaternion.LookRotation(direction) * Quaternion.Euler(new Vector3(90, 0, 0));
-            line.transform.localScale = new Vector3(lineThickness, length / 2, lineThickness);
-        }
     }
 }