Fatal error: Uncaught Error: Class "TYPO3\CMS\Extensionmanager\Updates\AbstractDownloadExtensionUpdate" not found in /home/rcmch/test.m-s-i.ch/vendor/typo3/cms-extensionmanager/Classes/Updates/FeLoginModeExtractionUpdate.php:32 Stack trace: #0 {main} thrown in /home/rcmch/test.m-s-i.ch/vendor/typo3/cms-extensionmanager/Classes/Updates/FeLoginModeExtractionUpdate.php on line 32