Fatal error: Uncaught Error: Interface "GuzzleHttp\ClientInterface" not found in /opt/app-root/src/wp-content/plugins/xyz-wp-smap/vendor/guzzlehttp/guzzle/src/Client.php:26 Stack trace: #0 {main} thrown in /opt/app-root/src/wp-content/plugins/xyz-wp-smap/vendor/guzzlehttp/guzzle/src/Client.php on line 26