Fatal error: Uncaught Error: Class "OC\DB\Migrator" not found in /home/tzuovhm/tzuovhm/lib_/private/DB/OracleMigrator.php:14 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/lib_/private/DB/OracleMigrator.php on line 14