Fatal error: Uncaught Error: Class "TYPO3\CMS\Core\Tree\TableConfiguration\AbstractTableConfigurationTreeDataProvider" not found in /home/cmsshareacopy/public_html/TYPO3/vendor/typo3/cms-core/Classes/Tree/TableConfiguration/DatabaseTreeDataProvider.php:42 Stack trace: #0 {main} thrown in /home/cmsshareacopy/public_html/TYPO3/vendor/typo3/cms-core/Classes/Tree/TableConfiguration/DatabaseTreeDataProvider.php on line 42