diff --git a/app/Cache/Redis/Api/GoodCache.php b/app/Cache/Redis/Api/GoodCache.php
index 7bb17d6..341917b 100644
--- a/app/Cache/Redis/Api/GoodCache.php
+++ b/app/Cache/Redis/Api/GoodCache.php
@@ -349,7 +349,10 @@ class GoodCache
      */
     private function buildStockData(&$data): mixed
     {
+        if (empty($data)) return $data;
+
         foreach ($data as &$spu) {
+            if (empty($spu['sku_list'])) continue;
             foreach ($spu['sku_list'] as &$sku) {
                 $sku['stock'] = $this->getStock($sku['id']);
             }