diff --git a/app/Http/Controllers/Server/Admin/ActivityController.php b/app/Http/Controllers/Server/Admin/ActivityController.php
index 31a4e44..87522b8 100644
--- a/app/Http/Controllers/Server/Admin/ActivityController.php
+++ b/app/Http/Controllers/Server/Admin/ActivityController.php
@@ -1001,9 +1001,10 @@ class ActivityController extends Controller
                 ->first();
             $activity->sign_qr_codes = $sign_qr_codes ? $sign_qr_codes->url : "";
 
+            $qr_codes_id = $sign_qr_codes ? $sign_qr_codes->id : 0;
             $temp_url = urlencode(env('APP_URL') . '/pu/#/activitySignIn/' . $activity->id);
             $jump_url = env('APP_URL') . '/api/official/live/wechat/FamilyAuth?merchant_id=' . $request->account_id .
-                '&qr_code_id=' . $sign_qr_codes->id . '&url=' . $temp_url;
+                '&qr_code_id=' . $qr_codes_id . '&url=' . $temp_url;
             $activity->sign_url = $jump_url;
 
             return $this->success('ok', $activity);