diff --git a/app/controller/Donation.php b/app/controller/Donation.php
index 0e96ea9..0a8f214 100644
--- a/app/controller/Donation.php
+++ b/app/controller/Donation.php
@@ -94,9 +94,10 @@ class Donation
         foreach ($list as $vo) {
             $StudentIds[] = $vo["student_id"];
         }
-        if (empty($UserIds)) {
+        if (empty($StudentIds)) {
             return [];
         }
+        print_r($StudentIds);
         $StudentIds            = array_unique($StudentIds);
         $getAllStudentsMessage = [];
         $UserLists          = Db::name("student")->where("id", "IN",$StudentIds)->field("nickname")->select()->toArray();