Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Exception\HttpException' not found in /opt/lampp/htdocs/us/vendor/laravel/framework/src/Illuminate/Http/Exceptions/ThrottleRequestsException.php:8 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/us/vendor/laravel/framework/src/Illuminate/Http/Exceptions/ThrottleRequestsException.php on line 8