diff --git a/app/Http/Controllers/Manager/OrdersController.php b/app/Http/Controllers/Manager/OrdersController.php
index db14d5c..2c8ceb7 100644
--- a/app/Http/Controllers/Manager/OrdersController.php
+++ b/app/Http/Controllers/Manager/OrdersController.php
@@ -168,6 +168,9 @@ class OrdersController extends CommonController
         $data = $model->orderBy("id", "desc")->paginate($page_size);
         foreach ($data as $order) {
             $order = $order->refreshTotal();
+            if (!$order->customer) {
+                continue;
+            }
             $order->balance = $order->customer->balance;
         }
         return response()->json($data->toArray());