Fatal error: Uncaught Error: Interface 'App\Service\OrderServiceInterface' not found in /www/wwwroot/kao.cenmo9.cn/wiki/faka-master/app/Service/impl/OrderService.php:27 Stack trace: #0 {main} thrown in /www/wwwroot/kao.cenmo9.cn/wiki/faka-master/app/Service/impl/OrderService.php on line 27