Fatal error: Uncaught Error: Class "League\CommonMark\Output\RenderedContent" not found in C:\xampp\htdocs\ducev\vendor\league\commonmark\src\Extension\FrontMatter\Output\RenderedContentWithFrontMatter.php:23 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ducev\vendor\league\commonmark\src\Extension\FrontMatter\Output\RenderedContentWithFrontMatter.php on line 23