Fatal error: Uncaught Error: Class "ILIAS\COPage\PC\PCDefinition" not found in /var/www/html/ilias/components/ILIAS/COPage/tests/class.ilUnitTestPCDefinition.php:22 Stack trace: #0 {main} thrown in /var/www/html/ilias/components/ILIAS/COPage/tests/class.ilUnitTestPCDefinition.php on line 22