Fatal error: Uncaught Error: Class "Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance" not found in /var/www/html/booking/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/CheckForMaintenanceMode.php:5 Stack trace: #0 {main} thrown in /var/www/html/booking/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/CheckForMaintenanceMode.php on line 5