Fatal error: Uncaught Error: Class 'TYPO3\HtmlSanitizer\Visitor\AbstractVisitor' not found in /home/nordenblock/public_html/styrocoat/vendor/typo3/html-sanitizer/src/Visitor/CommonVisitor.php:31 Stack trace: #0 {main} thrown in /home/nordenblock/public_html/styrocoat/vendor/typo3/html-sanitizer/src/Visitor/CommonVisitor.php on line 31