Fatal error: Uncaught Error: Class "App\Http\Controllers\Controller" not found in C:\xampp\htdocs\pagina\laravel_backend_app\app\Http\Controllers\RemitoCabeceraEstadosController.php:8 Stack trace: #0 {main} thrown in C:\xampp\htdocs\pagina\laravel_backend_app\app\Http\Controllers\RemitoCabeceraEstadosController.php on line 8