{"error":{"code":"internal_api_error_Error","info":"[ateylwrXGeGaR3xaEJHMPQAAAAE] Exception caught: Call to undefined method Language::isValidBuiltInCode()","errorclass":"Error","*":"Error at /var/www/html/en/extensions/cldr/includes/LanguageNames.php(90)\nfrom /var/www/html/en/extensions/cldr/includes/LanguageNames.php(90)\n#0 /var/www/html/en/extensions/cldr/includes/LanguageNames.php(34): LanguageNames::loadLanguage()\n#1 /var/www/html/en/extensions/cldr/includes/LanguageNames.php(130): LanguageNames::getNames()\n#2 /var/www/html/en/includes/HookContainer/HookContainer.php(161): LanguageNames::coreHook()\n#3 /var/www/html/en/includes/HookContainer/HookRunner.php(2277): MediaWiki\\HookContainer\\HookContainer->run()\n#4 /var/www/html/en/includes/language/LanguageNameUtils.php(232): MediaWiki\\HookContainer\\HookRunner->onLanguageGetTranslatedLanguageNames()\n#5 /var/www/html/en/includes/language/LanguageNameUtils.php(209): MediaWiki\\Languages\\LanguageNameUtils->getLanguageNamesUncached()\n#6 /var/www/html/en/includes/libs/objectcache/BagOStuff.php(206): MediaWiki\\Languages\\LanguageNameUtils->MediaWiki\\Languages\\{closure}()\n#7 /var/www/html/en/includes/language/LanguageNameUtils.php(210): BagOStuff->getWithSetCallback()\n#8 /var/www/html/en/includes/api/ApiQueryLanguageinfo.php(96): MediaWiki\\Languages\\LanguageNameUtils->getLanguageNames()\n#9 /var/www/html/en/includes/api/ApiQuery.php(695): ApiQueryLanguageinfo->execute()\n#10 /var/www/html/en/includes/api/ApiMain.php(1935): ApiQuery->execute()\n#11 /var/www/html/en/includes/api/ApiMain.php(912): ApiMain->executeAction()\n#12 /var/www/html/en/includes/api/ApiMain.php(883): ApiMain->executeActionWithErrorHandling()\n#13 /var/www/html/en/api.php(95): ApiMain->execute()\n#14 /var/www/html/en/api.php(48): wfApiMain()\n#15 {main}"}}