Fatal error: Class MediaWiki\Parser\Parsoid\Config\SiteConfig contains 4 abstract methods and must therefore be declared abstract or implement the remaining methods (Wikimedia\Parsoid\Config\SiteConfig::lang, Wikimedia\Parsoid\Config\SiteConfig::responsiveReferences, Wikimedia\Parsoid\Config\SiteConfig::langConverterEnabled, ...) in /exst/sites/1/mw-content/includes/parser/Parsoid/Config/SiteConfig.php on line 66