{"error":{"code":"internal_api_error_Error","info":"[e808082368ed461fee443790] Exception caught: Class \"MediaWiki\\Extension\\Gadgets\\Content\\GadgetDefinitionContentHandler\" not found","errorclass":"Error","*":"Error at /var/www/mediawiki/w/vendor/wikimedia/object-factory/src/ObjectFactory.php(240)\nfrom /var/www/mediawiki/w/vendor/wikimedia/object-factory/src/ObjectFactory.php(240)\n#0 /var/www/mediawiki/w/vendor/wikimedia/object-factory/src/ObjectFactory.php(149): Wikimedia\\ObjectFactory\\ObjectFactory::getObjectFromSpec(array, array)\n#1 /var/www/mediawiki/w/includes/content/ContentHandlerFactory.php(222): Wikimedia\\ObjectFactory\\ObjectFactory->createObject(array, array)\n#2 /var/www/mediawiki/w/includes/content/ContentHandlerFactory.php(178): MediaWiki\\Content\\ContentHandlerFactory->createContentHandlerFromHandlerSpec(string, array)\n#3 /var/www/mediawiki/w/includes/content/ContentHandlerFactory.php(93): MediaWiki\\Content\\ContentHandlerFactory->createForModelID(string)\n#4 /var/www/mediawiki/w/includes/api/ApiChangeContentModel.php(102): MediaWiki\\Content\\ContentHandlerFactory->getContentHandler(string)\n#5 /var/www/mediawiki/w/includes/api/ApiBase.php(1908): ApiChangeContentModel->getAllowedParams(integer)\n#6 /var/www/mediawiki/w/includes/api/ApiHelp.php(479): ApiBase->getFinalParams(integer)\n#7 /var/www/mediawiki/w/includes/api/ApiHelp.php(192): ApiHelp::getHelpInternal(MediaWiki\\Context\\DerivativeContext, array, array, array)\n#8 /var/www/mediawiki/w/includes/api/ApiHelp.php(82): ApiHelp::getHelp(MediaWiki\\Context\\DerivativeContext, array, array)\n#9 /var/www/mediawiki/w/includes/api/ApiMain.php(1946): ApiHelp->execute()\n#10 /var/www/mediawiki/w/includes/api/ApiMain.php(922): ApiMain->executeAction()\n#11 /var/www/mediawiki/w/includes/api/ApiMain.php(893): ApiMain->executeActionWithErrorHandling()\n#12 /var/www/mediawiki/w/includes/api/ApiEntryPoint.php(158): ApiMain->execute()\n#13 /var/www/mediawiki/w/includes/MediaWikiEntryPoint.php(199): MediaWiki\\Api\\ApiEntryPoint->execute()\n#14 /var/www/mediawiki/w/api.php(44): MediaWiki\\MediaWikiEntryPoint->run()\n#15 {main}"}}