Fatal error: Uncaught Error: Interface 'SMW\Exporter\Element' not found in /var/www/html/wiki_2023/extensions/SemanticMediaWiki/src/Exporter/Element/ExpElement.php:25 Stack trace: #0 {main} thrown in /var/www/html/wiki_2023/extensions/SemanticMediaWiki/src/Exporter/Element/ExpElement.php on line 25