Fatal error: Uncaught Error: Interface "League\CommonMark\Block\Renderer\BlockRendererInterface" not found in D:\Apache24\www\pda\vendor\league\commonmark\src\Extension\TableOfContents\TableOfContentsPlaceholderRenderer.php:18 Stack trace: #0 {main} thrown in D:\Apache24\www\pda\vendor\league\commonmark\src\Extension\TableOfContents\TableOfContentsPlaceholderRenderer.php on line 18