Fatal error: Uncaught Error: Class 'League\CommonMark\Node\Block\AbstractBlock' not found in /home/discovergreece/public_html/vendor/league/commonmark/src/Extension/TableOfContents/Node/TableOfContentsPlaceholder.php:18 Stack trace: #0 {main} thrown in /home/discovergreece/public_html/vendor/league/commonmark/src/Extension/TableOfContents/Node/TableOfContentsPlaceholder.php on line 18