Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\Response" not found in E:\Ampps\www\CAS\vendor\laravel\framework\src\Illuminate\Http\Response.php:15 Stack trace: #0 {main} thrown in E:\Ampps\www\CAS\vendor\laravel\framework\src\Illuminate\Http\Response.php on line 15