Fatal error: Uncaught Error: Class 'WPMailSMTP\Providers\MailerAbstract' not found in /home/ursatac/public_html/wp-content/plugins/wp-mail-smtp-pro/src/Pro/Providers/AmazonSES/Mailer.php:14 Stack trace: #0 {main} thrown in /home/ursatac/public_html/wp-content/plugins/wp-mail-smtp-pro/src/Pro/Providers/AmazonSES/Mailer.php on line 14