Fatal error: Uncaught Error: Class "PKP\mail\Mailable" not found in /var/www/html/lib/pkp/classes/mail/mailables/DecisionNotifyOtherAuthors.php:29 Stack trace: #0 {main} thrown in /var/www/html/lib/pkp/classes/mail/mailables/DecisionNotifyOtherAuthors.php on line 29