Fatal error: Uncaught Error: Interface 'TYPO3\HtmlSanitizer\Visitor\VisitorInterface' not found in /var/www/typo3/vendor/typo3/html-sanitizer/src/Visitor/AbstractVisitor.php:23 Stack trace: #0 {main} thrown in /var/www/typo3/vendor/typo3/html-sanitizer/src/Visitor/AbstractVisitor.php on line 23