Fatal error: Uncaught Error: Class 'GuzzleHttp\Event\AbstractRequestEvent' not found in /home/szperaczxf/storage_autoproblem/vendor/guzzlehttp/guzzle/src/Event/ProgressEvent.php:17 Stack trace: #0 {main} thrown in /home/szperaczxf/storage_autoproblem/vendor/guzzlehttp/guzzle/src/Event/ProgressEvent.php on line 17