Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\Request" not found in D:\xampp\htdocs\trading_temp\vendor\laravel\framework\src\Illuminate\Http\Request.php:29 Stack trace: #0 {main} thrown in D:\xampp\htdocs\trading_temp\vendor\laravel\framework\src\Illuminate\Http\Request.php on line 29