Fatal error: Uncaught Error: Class "League\CommonMark\Node\Inline\AbstractStringContainer" not found in C:\xampp\htdocs\mflux\vendor\league\commonmark\src\Extension\CommonMark\Node\Inline\Code.php:21 Stack trace: #0 {main} thrown in C:\xampp\htdocs\mflux\vendor\league\commonmark\src\Extension\CommonMark\Node\Inline\Code.php on line 21