Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Exception\HttpException' not found in C:\xampp\htdocs\rabani-laravel-firebird\vendor\laravel\framework\src\Illuminate\Routing\Exceptions\InvalidSignatureException.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\rabani-laravel-firebird\vendor\laravel\framework\src\Illuminate\Routing\Exceptions\InvalidSignatureException.php on line 7