Fatal error: Uncaught Error: Interface 'Zend\Mail\Transport\TransportInterface' not found in /home/appilogicx/public_html/marketing/vendor/zendframework/zend-mail/src/Transport/Sendmail.php:18 Stack trace: #0 {main} thrown in /home/appilogicx/public_html/marketing/vendor/zendframework/zend-mail/src/Transport/Sendmail.php on line 18