Fatal error: Uncaught Error: Interface "Http\Client\HttpClient" not found in /home/bookshelter/public_html/vendor/php-http/client-common/src/EmulatedHttpAsyncClient.php:16 Stack trace: #0 {main} thrown in /home/bookshelter/public_html/vendor/php-http/client-common/src/EmulatedHttpAsyncClient.php on line 16