Fatal error: Uncaught Error: Interface "OCA\Mail\Contracts\IMailSearch" not found in /home/tzuovhm/tzuovhm/apps_/mail/lib/Service/Search/MailSearch.php:29 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/mail/lib/Service/Search/MailSearch.php on line 29