Fatal error: Uncaught Error: Class "GuzzleHttp\Promise\RejectionException" not found in /usr/local/pds/var/www/html/public_html/icargo/api/instacustreg_live/vendor/guzzlehttp/promises/src/CancellationException.php:10 Stack trace: #0 {main} thrown in /usr/local/pds/var/www/html/public_html/icargo/api/instacustreg_live/vendor/guzzlehttp/promises/src/CancellationException.php on line 10