Fatal error: Uncaught Error: Interface "OCP\Mail\IEMailTemplate" not found in /home/tzuovhm/tzuovhm/nextcloud/lib/private/Mail/EMailTemplate.php:24 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/nextcloud/lib/private/Mail/EMailTemplate.php on line 24