Fatal error: Uncaught Error: Class "OCP\AppFramework\Http\Template\SimpleMenuAction" not found in /home/tremblinlu/MyNextCloud/nextcloud/lib/public/AppFramework/Http/Template/LinkMenuAction.php:35 Stack trace: #0 {main} thrown in /home/tremblinlu/MyNextCloud/nextcloud/lib/public/AppFramework/Http/Template/LinkMenuAction.php on line 35