Fatal error: Uncaught Error: Interface "Symfony\Contracts\HttpClient\HttpClientInterface" not found in /home/slsiluser/public_html/service-portal-mobile-responsive/vendor/symfony/http-client/MockHttpClient.php:27 Stack trace: #0 {main} thrown in /home/slsiluser/public_html/service-portal-mobile-responsive/vendor/symfony/http-client/MockHttpClient.php on line 27