Fatal error: Uncaught Error: Interface "GuzzleHttp\ClientInterface" not found in /home/apolo/public_html/sgdpr/vendor/guzzlehttp/guzzle/src/Client.php:26 Stack trace: #0 {main} thrown in /home/apolo/public_html/sgdpr/vendor/guzzlehttp/guzzle/src/Client.php on line 26