Fatal error: Uncaught Error: Class 'Guzzle\Common\AbstractHasDispatcher' not found in /app/web/vendor/guzzle/http/Guzzle/Http/Curl/CurlMultiProxy.php:12 Stack trace: #0 {main} thrown in /app/web/vendor/guzzle/http/Guzzle/Http/Curl/CurlMultiProxy.php on line 12