{"error":{"code":"internal_api_error_Error","info":"[73a52fd550f7cc0624e079a9] Exception caught: Class name must be a valid object or a string","errorclass":"Error","*":"Error at /var/www/html/w/vendor/wikimedia/object-factory/src/ObjectFactory.php(240)\nfrom /var/www/html/w/vendor/wikimedia/object-factory/src/ObjectFactory.php(240)\n#0 /var/www/html/w/vendor/wikimedia/object-factory/src/ObjectFactory.php(149): Wikimedia\\ObjectFactory\\ObjectFactory::getObjectFromSpec()\n#1 /var/www/html/w/includes/api/ApiModuleManager.php(157): Wikimedia\\ObjectFactory\\ObjectFactory->createObject()\n#2 /var/www/html/w/includes/api/ApiModuleManager.php(136): MediaWiki\\Api\\ApiModuleManager->instantiateModule()\n#3 /var/www/html/w/includes/api/ApiMain.php(1603): MediaWiki\\Api\\ApiModuleManager->getModule()\n#4 /var/www/html/w/includes/api/ApiMain.php(2013): MediaWiki\\Api\\ApiMain->setupModule()\n#5 /var/www/html/w/includes/api/ApiMain.php(947): MediaWiki\\Api\\ApiMain->executeAction()\n#6 /var/www/html/w/includes/api/ApiMain.php(918): MediaWiki\\Api\\ApiMain->executeActionWithErrorHandling()\n#7 /var/www/html/w/includes/api/ApiEntryPoint.php(138): MediaWiki\\Api\\ApiMain->execute()\n#8 /var/www/html/w/includes/MediaWikiEntryPoint.php(184): MediaWiki\\Api\\ApiEntryPoint->execute()\n#9 /var/www/html/w/api.php(30): MediaWiki\\MediaWikiEntryPoint->run()\n#10 {main}"}}