diff --git a/simple-mind-map/src/Render.js b/simple-mind-map/src/Render.js
index 445811fa..2b8f9a6c 100644
--- a/simple-mind-map/src/Render.js
+++ b/simple-mind-map/src/Render.js
@@ -658,7 +658,7 @@ class Render {
         if (this.activeNodeList.length <= 0) {
             return
         }
-        return copyNodeTree({}, this.activeNodeList[0])
+        return copyNodeTree({}, this.activeNodeList[0], true)
     }
 
     /** 
@@ -674,7 +674,7 @@ class Render {
         if (node.isRoot) {
             return null
         }
-        let copyData = copyNodeTree({}, node)
+        let copyData = copyNodeTree({}, node, true)
         this.removeActiveNode(node)
         this.removeOneNode(node)
         this.mindMap.emit('node_active', null, this.activeNodeList)
diff --git a/simple-mind-map/src/utils/index.js b/simple-mind-map/src/utils/index.js
index 8834226b..67907f16 100644
--- a/simple-mind-map/src/utils/index.js
+++ b/simple-mind-map/src/utils/index.js
@@ -147,13 +147,19 @@ export const copyRenderTree = (tree, root) => {
  * @Date: 2021-05-04 14:40:11 
  * @Desc: 复制节点树数据 
  */
-export const copyNodeTree = (tree, root) => {
-    tree.data = simpleDeepClone(root.nodeData.data)
-    // tree.data.isActive = false
+export const copyNodeTree = (tree, root, removeActiveState = false) => {
+    tree.data = simpleDeepClone(root.nodeData ? root.nodeData.data : root.data)
+    if (removeActiveState) {
+        tree.data.isActive = false
+    }
     tree.children = []
     if (root.children && root.children.length > 0) {
         root.children.forEach((item, index) => {
-            tree.children[index] = copyNodeTree({}, item)
+            tree.children[index] = copyNodeTree({}, item, removeActiveState)
+        })
+    } else if (root.nodeData && root.nodeData.children && root.nodeData.children.length > 0) {
+        root.nodeData.children.forEach((item, index) => {
+            tree.children[index] = copyNodeTree({}, item, removeActiveState)
         })
     }
     return tree;