Fatal error: Uncaught Error: Interface "Psr\Http\Message\UriInterface" not found in /home/appdemo/public_html/samena-mailer/vendor/guzzlehttp/psr7/src/Uri.php:17 Stack trace: #0 {main} thrown in /home/appdemo/public_html/samena-mailer/vendor/guzzlehttp/psr7/src/Uri.php on line 17