Fatal error: Uncaught Error: Class "Http\Discovery\ClassDiscovery" not found in C:\xampp\htdocs\londoncityroom\vendor\php-http\discovery\src\Psr17FactoryDiscovery.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\londoncityroom\vendor\php-http\discovery\src\Psr17FactoryDiscovery.php on line 19