Fatal error: Uncaught Error: Class "Zend\Mail\Protocol\AbstractProtocol" not found in /home/mailtrim/public_html/vendor-backup/zendframework/zend-mail/src/Protocol/Smtp.php:16 Stack trace: #0 {main} thrown in /home/mailtrim/public_html/vendor-backup/zendframework/zend-mail/src/Protocol/Smtp.php on line 16