diff --git a/app/Domains/Company/Http/Controllers/OrderController.php b/app/Domains/Company/Http/Controllers/OrderController.php
index 42f340d0..52567ded 100644
--- a/app/Domains/Company/Http/Controllers/OrderController.php
+++ b/app/Domains/Company/Http/Controllers/OrderController.php
@@ -65,9 +65,11 @@ class OrderController extends Controller
             return err('没有更多数据');
         }
 
-        $order_at = Carbon::parse($res->last()->order_at);
-        $conditions['starttime'] = $order_at->copy()->startOfMonth()->startOfDay()->format('Y-m-d H:i:s');
-        $conditions['endtime'] = $order_at->copy()->endOfMonth()->endOfDay()->format('Y-m-d H:i:s');
+        if ($res->last()) {
+            $order_at = Carbon::parse($res->last()->order_at);
+            $conditions['starttime'] = $order_at->copy()->startOfMonth()->startOfDay()->format('Y-m-d H:i:s');
+            $conditions['endtime'] = $order_at->copy()->endOfMonth()->endOfDay()->format('Y-m-d H:i:s');
+        }
  
         $count = $this->orderService->count($conditions);
         $count['starttime'] = $conditions['starttime'];