diff --git a/app/admin/lists/store_category/StoreCategoryLists.php b/app/admin/lists/store_category/StoreCategoryLists.php
index e9e67206..459f3e5e 100644
--- a/app/admin/lists/store_category/StoreCategoryLists.php
+++ b/app/admin/lists/store_category/StoreCategoryLists.php
@@ -57,6 +57,9 @@ class StoreCategoryLists extends BaseAdminDataLists implements ListsSearchInterf
                     unset($priceRate[100003], $priceRate[100004]);
                     $temp = [];
                     foreach ($userGroups as $userGroup) {
+                        if (!isset($priceRate[$userGroup['id']])) {
+                            continue;
+                        }
                         if ($userGroup['id'] == 21 && !empty($priceRate[100001]) && empty($userGroup['rate'])) {
                             $userGroup['rate'] = $priceRate[100001]['rate'];
                             unset($priceRate[100001]);