Fatal error: Uncaught Error: Class 'Swift_Transport_AbstractSmtpTransport' not found in /home/httpsrejanstsapp/public_html/protected/extensions/yii-mail/vendors/swiftMailer/classes/Swift/Transport/EsmtpTransport.php:26 Stack trace: #0 {main} thrown in /home/httpsrejanstsapp/public_html/protected/extensions/yii-mail/vendors/swiftMailer/classes/Swift/Transport/EsmtpTransport.php on line 26