edit

src/dai/seller/lib/Manage.php

@@ -190,6 +190,11 @@ class Manage extends Auth
             $order = Dever::db('order', 'seller')->find($order_id);
             if ($order) {
                 $result = $order['order_num'];
+            } else {
+                $order = Dever::db('order_bak', 'seller')->find($order_id);
+                if ($order) {
+                    $result = $order['order_num'];
+                }
             }
         }