diff --git a/app/user/controller/AdminIndexController.php b/app/user/controller/AdminIndexController.php
index e167a12..b05dadd 100644
--- a/app/user/controller/AdminIndexController.php
+++ b/app/user/controller/AdminIndexController.php
@@ -79,7 +79,7 @@ class AdminIndexController extends AdminBaseController
             $where1['balance']=['elt',$param['max']];
         }
 
-        $uid = $param['uid'];
+        $uid = (isset($param['uid'])) ? $param['uid'] : null;
         //下级人员
         if($uid) {
             $where['parent_id'] = ['eq', $uid];