Fatal error: Uncaught Error: Class "Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance" not found in D:\Apache24\www\sx.nxytec.cn\xiansheng-api\app\Http\Middleware\PreventRequestsDuringMaintenance.php:7 Stack trace: #0 {main} thrown in D:\Apache24\www\sx.nxytec.cn\xiansheng-api\app\Http\Middleware\PreventRequestsDuringMaintenance.php on line 7