Fatal error: Uncaught Error: Class 'Concrete\Core\Board\Command\AbstractUpdateBoardInstanceCommandHandler' not found in /home/rys/public_html/updates/concrete-cms-9.4.2-remote-updater/concrete/src/Board/Command/RefreshRelevantBoardInstancesCommandHandler.php:5 Stack trace: #0 {main} thrown in /home/rys/public_html/updates/concrete-cms-9.4.2-remote-updater/concrete/src/Board/Command/RefreshRelevantBoardInstancesCommandHandler.php on line 5