Fatal error: Uncaught Error: Class "Http\Message\Builder\ResponseBuilder" not found in /home/julienke/www/sites/ftx3/vendor/php-http/curl-client/src/ResponseBuilder.php:13 Stack trace: #0 {main} thrown in /home/julienke/www/sites/ftx3/vendor/php-http/curl-client/src/ResponseBuilder.php on line 13