Fatal error: Uncaught ExtensionDependencyError: SyntaxHighlight requires "shell" ability: Unable to run external programs, proc_open() is disabled in F:\xampp\htdocs\mediawiki\includes\registration\ExtensionRegistry.php:438 Stack trace: #0 F:\xampp\htdocs\mediawiki\includes\registration\ExtensionRegistry.php(282): ExtensionRegistry->readFromQueue(Array) #1 F:\xampp\htdocs\mediawiki\includes\Setup.php(282): ExtensionRegistry->loadFromQueue() #2 F:\xampp\htdocs\mediawiki\includes\WebStart.php(92): require_once('F:\\xampp\\htdocs...') #3 F:\xampp\htdocs\mediawiki\index.php(44): require('F:\\xampp\\htdocs...') #4 {main} thrown in F:\xampp\htdocs\mediawiki\includes\registration\ExtensionRegistry.php on line 438