Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Exception\HttpException" not found in C:\Apache24_x64\htdocs\ipad\vendor\laravel\framework\src\Illuminate\Routing\Exceptions\InvalidSignatureException.php:7 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\ipad\vendor\laravel\framework\src\Illuminate\Routing\Exceptions\InvalidSignatureException.php on line 7