Fatal error: Uncaught Error: Interface "OCP\Security\ITrustedDomainHelper" not found in /home/tzuovhm/tzuovhm/lib_/private/Security/TrustedDomainHelper.php:15 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/lib_/private/Security/TrustedDomainHelper.php on line 15