Fatal error: Uncaught Error: Class 'WPML\Upgrade\Commands\AddIndexToTable' not found in /home/clmepl5/public_html/web/app/plugins/sitepress-multilingual-cms/classes/upgrade/commands/AddContextIndexToStrings.php:5 Stack trace: #0 {main} thrown in /home/clmepl5/public_html/web/app/plugins/sitepress-multilingual-cms/classes/upgrade/commands/AddContextIndexToStrings.php on line 5