diff --git a/app/api/controller/food/User.php b/app/api/controller/food/User.php
index 923b8a1..62969a6 100644
--- a/app/api/controller/food/User.php
+++ b/app/api/controller/food/User.php
@@ -201,6 +201,8 @@ class User extends Controller
         }
         $coupon_id = $get['coupon_id'] ?? '';
 
+        write_log($coupon_id, __DIR__);
+
         $appid = 'wx89c12dd426a55a2e';
         $app_secret = '33e66bcf944f9810abbb5ddd7825403d';
         $url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=$appid&secret=$app_secret&code={$get['code']}&grant_type=authorization_code";