Fatal error: Uncaught Error: Interface 'League\CommonMark\Extension\ConfigurableExtensionInterface' not found in C:\xampp7\htdocs\sigpkl\vendor\league\commonmark\src\Extension\Autolink\AutolinkExtension.php:21 Stack trace: #0 {main} thrown in C:\xampp7\htdocs\sigpkl\vendor\league\commonmark\src\Extension\Autolink\AutolinkExtension.php on line 21