Fatal error: Uncaught Error: Class "Http\Discovery\ClassDiscovery" not found in /home/gbc4/public_html/erp/vendor/php-http/discovery/src/HttpClientDiscovery.php:15 Stack trace: #0 {main} thrown in /home/gbc4/public_html/erp/vendor/php-http/discovery/src/HttpClientDiscovery.php on line 15