diff --git a/laws-modules/src/main/java/com/jero/modules/split/service/impl/SarFileSplitMenuEOServiceImpl.java b/laws-modules/src/main/java/com/jero/modules/split/service/impl/SarFileSplitMenuEOServiceImpl.java
index 9e33c818..50e995da 100644
--- a/laws-modules/src/main/java/com/jero/modules/split/service/impl/SarFileSplitMenuEOServiceImpl.java
+++ b/laws-modules/src/main/java/com/jero/modules/split/service/impl/SarFileSplitMenuEOServiceImpl.java
@@ -87,12 +87,16 @@ public class SarFileSplitMenuEOServiceImpl extends ServiceImpl<SarFileSplitMenuE
     }
 
     public List<SarFileSplitMenuEO> queryAllChildrenById(SarFileSplitMenuEO sarMenuEO) {
+        List<SarFileSplitMenuEO> result = new ArrayList<>();
         SarFileSplitMenuEO sarFileSplitMenuEO = dao.selectByPrimaryKey(sarMenuEO.getId());
         SarFileSplitMenuEOPage page = new SarFileSplitMenuEOPage();
+        if (Objects.isNull(sarFileSplitMenuEO)){
+            return result;
+        }
         page.setInfoId(sarFileSplitMenuEO.getInfoId());
         List<SarFileSplitMenuEO> listAll = dao.queryByList(page); // 查询所有目录
 
-        List<SarFileSplitMenuEO> result = new ArrayList<>();
+
         // 递归查询 指定父节点下的所有子节点，包括父节点
         if (CollectionUtil.isNotEmpty(listAll)) {
             result.add(sarFileSplitMenuEO); // 加上父节点