diff --git a/crmeb/app/adminapi/controller/v1/file/SystemAttachment.php b/crmeb/app/adminapi/controller/v1/file/SystemAttachment.php
index e470cff10..e6dbb12b4 100644
--- a/crmeb/app/adminapi/controller/v1/file/SystemAttachment.php
+++ b/crmeb/app/adminapi/controller/v1/file/SystemAttachment.php
@@ -145,7 +145,7 @@ class SystemAttachment extends AuthController
      */
     public function scanUploadQrcode()
     {
-        $pid = $this->request->getMore([
+        [$pid] = $this->request->getMore([
             ['pid', 0]
         ], true);
         $uploadToken = md5(time());