Fatal error: Uncaught ExtensionDependencyError: VisualEditor is not compatible with the current MediaWiki core (version 1.39.2), it requires: >= 1.42. in /home/shahontn/wikihotel.net/includes/registration/ExtensionRegistry.php:432 Stack trace: #0 /home/shahontn/wikihotel.net/includes/registration/ExtensionRegistry.php(276): ExtensionRegistry->readFromQueue(Array) #1 /home/shahontn/wikihotel.net/includes/Setup.php(278): ExtensionRegistry->loadFromQueue() #2 /home/shahontn/wikihotel.net/includes/WebStart.php(86): require_once('/home/shahontn/...') #3 /home/shahontn/wikihotel.net/index.php(44): require('/home/shahontn/...') #4 {main} thrown in /home/shahontn/wikihotel.net/includes/registration/ExtensionRegistry.php on line 432