Fatal error: Uncaught Error: Class "Horde\Socket\Client" not found in /home/tzuovhm/tzuovhm/apps_/mail/vendor/nextcloud/horde-smtp/lib/Horde/Smtp/Connection.php:28 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/mail/vendor/nextcloud/horde-smtp/lib/Horde/Smtp/Connection.php on line 28