Fatal error: Uncaught Error: Class 'GuzzleHttp\Client' not found in /home/nascflem/public_html/vendor/divineomega/psr-18-guzzle-adapter/src/Client.php:16 Stack trace: #0 {main} thrown in /home/nascflem/public_html/vendor/divineomega/psr-18-guzzle-adapter/src/Client.php on line 16