Fatal error: Uncaught Error: Interface "GuzzleHttp\Handler\CurlFactoryInterface" not found in I:\www\pvcCloud\vendor\guzzlehttp\guzzle\src\Handler\CurlFactory.php:21 Stack trace: #0 {main} thrown in I:\www\pvcCloud\vendor\guzzlehttp\guzzle\src\Handler\CurlFactory.php on line 21