Fatal error: Uncaught Error: Interface "League\CommonMark\Input\MarkdownInputInterface" not found in C:\Apache24_x64\htdocs\ex-vak-new\vendor\league\commonmark\src\Input\MarkdownInput.php:16 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\ex-vak-new\vendor\league\commonmark\src\Input\MarkdownInput.php on line 16