Fatal error: Uncaught Error: Interface "GuzzleHttp\Promise\PromiseInterface" not found in /home/trombino/public_html/africa.trombino.org/vendor_/guzzlehttp/promises/src/Promise.php:10 Stack trace: #0 {main} thrown in /home/trombino/public_html/africa.trombino.org/vendor_/guzzlehttp/promises/src/Promise.php on line 10