调整查询省市区

app/Http/Controllers/AddOrderController.php

@@ -181,7 +181,7 @@ Class AddOrderController extends Controller
     {
         $addr = DB::connection('order')->table('lie_region')->where('region_id', $id)->select('region_name')->first();
 
-        return $addr->region_name;
+        return $addr ? $addr->region_name : '未匹配到ID：'.$id;
     }
 
 	// 新增自营线下订单