Fatal error: Uncaught Error: Interface "League\CommonMark\Extension\ConfigurableExtensionInterface" not found in C:\sites\wasalnah.sabti-h.com\vendor\league\commonmark\src\Extension\HeadingPermalink\HeadingPermalinkExtension.php:25 Stack trace: #0 {main} thrown in C:\sites\wasalnah.sabti-h.com\vendor\league\commonmark\src\Extension\HeadingPermalink\HeadingPermalinkExtension.php on line 25