Fatal error: Uncaught Error: Class "ilDBStepReader" not found in /var/www/html/ilias/components/ILIAS/Database/tests/Setup/ilDBStepReaderTest.php:23 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/Database/tests/Setup/ilDBStepReaderTest.php on line 23