MediaWiki API result

This is the HTML representation of the JSON format. HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format. To see the non-HTML representation of the JSON format, set format=json.
See the complete documentation, or the API help for more information.
{
    "error": {
        "code": "internal_api_error_DBConnectionError",
        "info": "[1f6189bf9a3b08fd27392c22] Exception caught: A database query error has occurred. This may indicate a bug in the software.",
        "errorclass": "Wikimedia\\Rdbms\\DBConnectionError",
        "*": "Wikimedia\\Rdbms\\DBConnectionError at /media/files/bulbawiki-shared/codebase-common/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1477)\nfrom /media/files/bulbawiki-shared/codebase-common/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1477)\n#0 /media/files/bulbawiki-shared/codebase-common/includes/libs/rdbms/loadbalancer/LoadBalancer.php(972): Wikimedia\\Rdbms\\LoadBalancer->reportConnectionError()\n#1 /media/files/bulbawiki-shared/codebase-common/includes/libs/rdbms/loadbalancer/LoadBalancer.php(944): Wikimedia\\Rdbms\\LoadBalancer->getServerConnection()\n#2 /media/files/bulbawiki-shared/codebase-common/includes/libs/rdbms/database/DBConnRef.php(95): Wikimedia\\Rdbms\\LoadBalancer->getConnectionInternal()\n#3 /media/files/bulbawiki-shared/codebase-common/includes/libs/rdbms/database/DBConnRef.php(101): Wikimedia\\Rdbms\\DBConnRef->ensureConnection()\n#4 /media/files/bulbawiki-shared/codebase-common/includes/libs/rdbms/database/DBConnRef.php(313): Wikimedia\\Rdbms\\DBConnRef->__call()\n#5 /media/files/bulbawiki-shared/codebase-common/includes/language/LCStoreDB.php(65): Wikimedia\\Rdbms\\DBConnRef->selectField()\n#6 /media/files/bulbawiki-shared/codebase-common/includes/language/LocalisationCache.php(496): LCStoreDB->get()\n#7 /media/files/bulbawiki-shared/codebase-common/includes/language/LocalisationCache.php(542): LocalisationCache->isExpired()\n#8 /media/files/bulbawiki-shared/codebase-common/includes/language/LocalisationCache.php(453): LocalisationCache->initLanguage()\n#9 /media/files/bulbawiki-shared/codebase-common/includes/language/LocalisationCache.php(352): LocalisationCache->loadSubitem()\n#10 /media/files/bulbawiki-shared/codebase-common/includes/language/MessageCache.php(722): LocalisationCache->getSubitem()\n#11 /media/files/bulbawiki-shared/codebase-common/includes/language/MessageCache.php(1235): MessageCache->isMainCacheable()\n#12 /media/files/bulbawiki-shared/codebase-common/includes/language/MessageCache.php(1126): MessageCache->getMsgFromNamespace()\n#13 /media/files/bulbawiki-shared/codebase-common/includes/language/MessageCache.php(1097): MessageCache->getMessageForLang()\n#14 /media/files/bulbawiki-shared/codebase-common/includes/language/MessageCache.php(1039): MessageCache->getMessageFromFallbackChain()\n#15 /media/files/bulbawiki-shared/codebase-common/includes/language/Message.php(1473): MessageCache->get()\n#16 /media/files/bulbawiki-shared/codebase-common/includes/language/Message.php(1122): Message->fetchMessage()\n#17 /media/files/bulbawiki-shared/codebase-common/extensions/CirrusSearch/includes/Hooks.php(204): Message->isDisabled()\n#18 /media/files/bulbawiki-shared/codebase-common/includes/libs/objectcache/BagOStuff.php(216): CirrusSearch\\Hooks::CirrusSearch\\{closure}()\n#19 /media/files/bulbawiki-shared/codebase-common/extensions/CirrusSearch/includes/Hooks.php(208): BagOStuff->getWithSetCallback()\n#20 /media/files/bulbawiki-shared/codebase-common/extensions/CirrusSearch/includes/Hooks.php(104): CirrusSearch\\Hooks::overrideMoreLikeThisOptionsFromMessage()\n#21 /media/files/bulbawiki-shared/codebase-common/extensions/CirrusSearch/includes/Hooks.php(84): CirrusSearch\\Hooks::initializeForRequest()\n#22 /media/files/bulbawiki-shared/codebase-common/includes/HookContainer/HookContainer.php(338): CirrusSearch\\Hooks::onApiBeforeMain()\n#23 /media/files/bulbawiki-shared/codebase-common/includes/HookContainer/HookContainer.php(137): MediaWiki\\HookContainer\\HookContainer->callLegacyHook()\n#24 /media/files/bulbawiki-shared/codebase-common/includes/HookContainer/HookRunner.php(686): MediaWiki\\HookContainer\\HookContainer->run()\n#25 /media/files/bulbawiki-shared/codebase-common/api.php(78): MediaWiki\\HookContainer\\HookRunner->onApiBeforeMain()\n#26 /media/files/bulbawiki-shared/codebase-common/api.php(45): wfApiMain()\n#27 {main}"
    }
}