Fatal error: Uncaught Error: Class "OCP\Migration\SimpleMigrationStep" not found in /home/tzuovhm/tzuovhm/apps_/twofactor_totp/lib/Migration/Version030000Date20190305114917.php:12 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/twofactor_totp/lib/Migration/Version030000Date20190305114917.php on line 12