Fatal error: Uncaught Error: Class "OCP\Migration\SimpleMigrationStep" not found in /home/tzuovhm/tzuovhm/core/Migrations/Version30000Date20240815080800.php:21 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/core/Migrations/Version30000Date20240815080800.php on line 21