Fatal error: Uncaught Error: Class "OCP\Migration\SimpleMigrationStep" not found in /home/tzuovhm/tzuovhm/apps_/circles/lib/Migration/Version0023Date20211216113101.php:22 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/circles/lib/Migration/Version0023Date20211216113101.php on line 22