Fatal error: Uncaught Error: Interface "Wikimedia\IDLeDOM\HTMLElement" not found in /var/www/html/orian-wiki/vendor/wikimedia/idle-dom/src/HTMLFieldSetElement.php:81
Stack trace:
#0 {main}
thrown in /var/www/html/orian-wiki/vendor/wikimedia/idle-dom/src/HTMLFieldSetElement.php on line 81