diff --git a/src/views/system/addMenuRole/index.vue b/src/views/system/addMenuRole/index.vue
index 98da488..7a3ed0e 100644
--- a/src/views/system/addMenuRole/index.vue
+++ b/src/views/system/addMenuRole/index.vue
@@ -543,7 +543,7 @@ export default {
       } else {
         this.menuAllList[index].changed = false
         this.menuAllList[index].checkArr = []
-        this.menuAllList[index].children.forEach((item) => {
+        this.menuAllList[index].children && this.menuAllList[index].children.forEach((item) => {
           item.changed = false
           item.checkArr = []
           if (item.children) {