Fatal error: Uncaught Error: Class "WPML_Menu_Sync_Functionality" not found in /home/oxygenco/prod/wordpress/wp-content/plugins/sitepress-multilingual-cms/inc/wp-nav-menus/menus-sync.php:2 Stack trace: #0 {main} thrown in /home/oxygenco/prod/wordpress/wp-content/plugins/sitepress-multilingual-cms/inc/wp-nav-menus/menus-sync.php on line 2