Fatal error: Uncaught Error: Interface "GuzzleHttp\ClientInterface" not found in /var/www/hrdesk.hawa.nl/public_html/composer/vendor/guzzlehttp/guzzle/src/Client.php:25 Stack trace: #0 {main} thrown in /var/www/hrdesk.hawa.nl/public_html/composer/vendor/guzzlehttp/guzzle/src/Client.php on line 25