diff --git a/modules/i3plus-core-apiservice/src/main/java/cn/estsh/i3plus/core/apiservice/serviceimpl/busi/CoreTreeService.java b/modules/i3plus-core-apiservice/src/main/java/cn/estsh/i3plus/core/apiservice/serviceimpl/busi/CoreTreeService.java
index 1c6665f..4b56eea 100644
--- a/modules/i3plus-core-apiservice/src/main/java/cn/estsh/i3plus/core/apiservice/serviceimpl/busi/CoreTreeService.java
+++ b/modules/i3plus-core-apiservice/src/main/java/cn/estsh/i3plus/core/apiservice/serviceimpl/busi/CoreTreeService.java
@@ -165,8 +165,18 @@ public class CoreTreeService implements ICoreTreeService {
     @Override
     @ApiOperation(value = "父节点检查",notes = "检查部门的父节点是否是当前节点的子节点")
     public void doValidatorSysDepartmentParentId(SysDepartment department) {
-        findSysDepartmentChildrenTreePack(department,0);
-        validatorSysDepartmentParentId(department.getChildList(),department.getParentId());
+        if(department != null){
+            if(department.getParentId().longValue() == department.getId().longValue()){
+                throw ImppExceptionBuilder.newInstance()
+                        .setSystemID(CommonEnumUtil.SOFT_TYPE.CORE.getCode())
+                        .setErrorCode(ImppExceptionEnum.VARIFY_EXCEPTION.getCode())
+                        .setErrorDetail("上级部门不能为当前部门")
+                        .setErrorSolution("请重新操作")
+                        .build();
+            }
+            findSysDepartmentChildrenTreePack(department,0);
+            validatorSysDepartmentParentId(department.getChildList(),department.getParentId());
+        }
     }
 
     @Override