diff --git a/src/DatabaseServices/FileSystem.ts b/src/DatabaseServices/FileSystem.ts
index 9ba5b0d3e..ccbff47d0 100644
--- a/src/DatabaseServices/FileSystem.ts
+++ b/src/DatabaseServices/FileSystem.ts
@@ -429,6 +429,7 @@ export class CreateObjectData extends CADObject
 
     getObject(db: Database): CADObject
     {
+        this.cadFile.Reset();
         let obj = this.cadFile.ReadObject(db);
         this.cadFile.Reset();
         return obj;
@@ -770,12 +771,10 @@ export class HistorycRecord extends CADObject
 export class ObjectAllDataHistoryRecord extends HistorycRecord
 {
     objId: ObjectId;
-    file: CADFile;
     constructor(id?: ObjectId)
     {
         super();
         this.objId = id;
-        this.file = new CADFile();
     }
 
     //将数据写入  手动调用
@@ -1007,7 +1006,23 @@ export class Entity extends CADObject
             return this.m_DrawEntity.get(renderType);
         }
     }
+    Update()
+    {
+
+    }
+    GoodBye()
+    {
+        for (let [, obj] of this.m_DrawEntity)
+        {
 
+            let geo = obj['Geometry']
+            if (geo && geo instanceof THREE.Geometry)
+            {
+                geo.dispose();
+            }
+            obj.parent.remove(obj);
+        }
+    }
     Erase(isErase: boolean = true)
     {
         super.Erase(isErase);
@@ -1028,6 +1043,15 @@ export class Entity extends CADObject
     {
 
     }
+
+    //#region -------------------------File-------------------------
+    //局部撤销
+    ApplyPartialUndo(undoData: CADObject)
+    {
+        super.ApplyPartialUndo(undoData);
+        this.Update();
+    }
+    //#endregion
 }
 
 //直线对象
@@ -1036,11 +1060,11 @@ export class Line extends Entity
 {
     private startPoint: Vector3;
     private endPoint: Vector3;
-    constructor()
+    constructor(sp?: Vector3, ep?: Vector3)
     {
         super();
-        this.startPoint = new Vector3(0, 0, 0);
-        this.endPoint = new Vector3(0, 0, 0);
+        this.startPoint = sp || new Vector3(0, 0, 0);
+        this.endPoint = ep || new Vector3(0, 0, 0);
     }
 
     Draw(renderType: RenderType): Object3D
@@ -1055,19 +1079,7 @@ export class Line extends Entity
         obj.userData = this;
         return obj;
     }
-    GoodBye()
-    {
-        for (let [, obj] of this.m_DrawEntity)
-        {
 
-            let geo = obj['Geometry']
-            if (geo && geo instanceof THREE.Geometry)
-            {
-                geo.dispose();
-            }
-            obj.parent.remove(obj);
-        }
-    }
     Update()
     {
         for (let [, obj] of this.m_DrawEntity)
@@ -1083,7 +1095,6 @@ export class Line extends Entity
         }
     }
 
-
     GetStretchPoints(): Array<THREE.Vector3>
     {
         return [this.StartPoint, this.EndPoint]
@@ -1119,11 +1130,6 @@ export class Line extends Entity
         file.Write(this.startPoint.toArray());
         file.Write(this.endPoint.toArray());
     }
-    ApplyPartialUndo(data)
-    {
-        super.ApplyPartialUndo(data);
-        this.Update();
-    }
     //#endregion-----------------------------File End-----------------------------
 
     //#region 属性