diff --git a/__test__/EdgeSealing/SmoothEdge.test.ts b/__test__/EdgeSealing/SmoothEdge.test.ts
index d07fed29e..4b91a8750 100644
--- a/__test__/EdgeSealing/SmoothEdge.test.ts
+++ b/__test__/EdgeSealing/SmoothEdge.test.ts
@@ -46,4 +46,16 @@ describe("见光面封边测试", () =>
         SetSmoothEdges(brs, smoothOption);
         expect(brs[0].BoardProcessOption.highSealed.filter(s => s.size === 0).length).toBe(3);
     });
+
+    test('数据引用错误', () =>
+    {
+        let data =
+            { "file": [2, "Board", 10, 2, 550, 0, 1, 11, 71, [0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 2868.1795148086776, 591.2820512820513, 0, 1], 552, 0, 1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 2868.1795148086776, 591.2820512820513, 0, 1], 0, 0, 1, 3, 2000, 600, 18, true, "Polyline", 10, 2, 0, 0, 0, 7, 71, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1], 0, 0, 1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1], 0, 0, 1, 2, 4, [0, 0], 0, [600, 0], 0, [600, 2000], 0, [0, 2000], 0, true, 0, 3, 0, 0, 0, 0, 0, 11, 1, "左侧板", "主卧", "下柜", "", "", "", 0, 0, "三合一", 2, 0, "1", "1", "1", "1", "", "", "", 4, "三合一", "三合一", "三合一", "三合一", true, true, 0, 0, 0, 0, 0, 0, 0, 0, true, 0, 0, null, "Board", 10, 2, 554, 0, 1, 3, 71, [1, 0, 0, 0, 0, 0, 1, 0, 0, -1, 0, 0, 2868.1795148086776, 609.2820512820513, 1920, 1], 553, 0, 1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 2904.1795148086776, 591.2820512820513, 1920, 1], 0, 0, 1, 3, 80, 132.93133103098535, 18, true, "Polyline", 10, 2, 0, 0, 0, 7, 71, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 36, 0, 0, 1], 0, 0, 1, [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 36, 0, 0, 1], 0, 0, 1, 2, 4, [-36, 0], 0, [96.93133103098535, 0], 0, [96.93133103098535, 80], 0, [-36, 80], 0, true, 0, 3, 0, 0, 0, 0, 0, 11, 2, "背板", "主卧", "下柜", "", "", "", 0, 1, "三合一", 2, 0, "1", "1", "1", "1", "", "", "", 4, "三合一", "三合一", "三合一", "三合一", false, true, 0, 0, 0, 0, 0, 0, 0, 0, true, 0, 0, null], "basePt": { "x": 2868.1795148086776, "y": 591.2820512820513, "z": 0 }, "ucs": [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1] };
+        let [br1, br2] = LoadBoardsFromFileData(data) as [Board, Board];
+
+        br1.Subtract([br2]);
+        SetSmoothEdges([br1, br2], smoothOption);
+
+        expect(br1.BoardProcessOption.highSealed).toMatchSnapshot();
+    });
 });
diff --git a/__test__/EdgeSealing/__snapshots__/SmoothEdge.test.ts.snap b/__test__/EdgeSealing/__snapshots__/SmoothEdge.test.ts.snap
new file mode 100644
index 000000000..642fa5c54
--- /dev/null
+++ b/__test__/EdgeSealing/__snapshots__/SmoothEdge.test.ts.snap
@@ -0,0 +1,24 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`见光面封边测试 数据引用错误 1`] = `
+Array [
+  Object {
+    "size": 1,
+  },
+  Object {
+    "size": 1,
+  },
+  Object {
+    "size": 0,
+  },
+  Object {
+    "size": 1,
+  },
+  Object {
+    "size": 1,
+  },
+  Object {
+    "size": 1,
+  },
+]
+`;
diff --git a/src/GraphicsSystem/CalcEdgeSealing.ts b/src/GraphicsSystem/CalcEdgeSealing.ts
index 40d5c3ebf..02fc872c8 100644
--- a/src/GraphicsSystem/CalcEdgeSealing.ts
+++ b/src/GraphicsSystem/CalcEdgeSealing.ts
@@ -264,7 +264,10 @@ export function GetBoardHighSeal(br: Board, sealcus: Curve[]): IHighSealedItem[]
         ];
     }
 
-    let highSeals = br.BoardProcessOption.highSealed.filter(d => d.size !== null && d.size !== undefined);
+    let highSeals: IHighSealedItem[] = [];
+    for (let d of br.BoardProcessOption.highSealed)
+        if (d.size != null)
+            highSeals.push({ ...d });
 
     //若未设置高级封边,把上下左右封边存入高级封边
     if (sealcus.length !== highSeals.length || !br.IsSpecialShape)