ok

app/Http/Controllers/Wap/Pay/OrdersController.php

@@ -977,7 +977,7 @@ class OrdersController extends Controller
                 $url = urldecode($request->input('redirect'));
                 Log::info('redirect_url :' . $url);
                 if (strpos($url, '/reader') !== false) {
-                    preg_match('bid=(\w+)', $url, $matchs);
+                    preg_match('/bid=(\w+)/', $url, $matchs);
                     $bid = Hashids::decode($matchs[1])[0];
                     $record =  ReadRecordService::getRecordByUidBid($uid, $bid);
                     if ($record) {