Fatal error: Uncaught Error: Interface "IWPML_Upgrade_Command" not found in /usr/local/www/wordpress/wp-content/plugins/.old/wpml-translation-management/classes/upgrade/commands/class-wpml-tm-add-tp-revision-and-ts-status-columns-to-core-status.php:3 Stack trace: #0 {main} thrown in /usr/local/www/wordpress/wp-content/plugins/.old/wpml-translation-management/classes/upgrade/commands/class-wpml-tm-add-tp-revision-and-ts-status-columns-to-core-status.php on line 3