Fatal error: Uncaught Error: Class "TYPO3\CMS\Install\Configuration\AbstractPreset" not found in /var/www/html/dev.hallescherfc.de/vendor/typo3/cms-install/Classes/Configuration/Cache/DatabaseCachePreset.php:21 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/typo3/cms-install/Classes/Configuration/Cache/DatabaseCachePreset.php on line 21