Fatal error: Uncaught Error: Interface "TYPO3\CMS\Backend\LinkHandler\LinkHandlerInterface" not found in /home/rcmch/test.m-s-i.ch/vendor/typo3/cms-filelist/Classes/LinkHandler/AbstractResourceLinkHandler.php:53 Stack trace: #0 {main} thrown in /home/rcmch/test.m-s-i.ch/vendor/typo3/cms-filelist/Classes/LinkHandler/AbstractResourceLinkHandler.php on line 53