diff --git a/src/Base/DzqCache.php b/src/Base/DzqCache.php
index bdb83e7ab810799a4e6cfbc54501ae43911fc138..d8b5c73e9994c2b01d10b1ad11102717c0775118 100644
--- a/src/Base/DzqCache.php
+++ b/src/Base/DzqCache.php
@@ -323,6 +323,7 @@ class DzqCache
             $cacheKey = $key . $fileId;
             $data = self::get($cacheKey);
             if (!$data) {
+                $ret = false;
                 break;
             }
             $dataError = false;