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": "[ZoSEQ1bvfvdCMHkR8xl_cQAAAQw] Exception caught: A database query error has occurred. This may indicate a bug in the software.",
        "errorclass": "Wikimedia\\Rdbms\\DBConnectionError",
        "*": "Wikimedia\\Rdbms\\DBConnectionError at /home/escforumwiki/public_html/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1149)\nfrom /home/escforumwiki/public_html/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1149)\n#0 /home/escforumwiki/public_html/includes/libs/rdbms/loadbalancer/LoadBalancer.php(805): Wikimedia\\Rdbms\\LoadBalancer->reportConnectionError()\n#1 /home/escforumwiki/public_html/includes/libs/rdbms/loadbalancer/LoadBalancer.php(793): Wikimedia\\Rdbms\\LoadBalancer->getServerConnection(integer, string, integer)\n#2 /home/escforumwiki/public_html/includes/libs/rdbms/database/DBConnRef.php(103): Wikimedia\\Rdbms\\LoadBalancer->getConnectionInternal(integer, array, string, integer)\n#3 /home/escforumwiki/public_html/includes/libs/rdbms/database/DBConnRef.php(117): Wikimedia\\Rdbms\\DBConnRef->ensureConnection()\n#4 /home/escforumwiki/public_html/includes/libs/rdbms/database/DBConnRef.php(338): Wikimedia\\Rdbms\\DBConnRef->__call(string, array)\n#5 /home/escforumwiki/public_html/includes/libs/rdbms/querybuilder/SelectQueryBuilder.php(726): Wikimedia\\Rdbms\\DBConnRef->selectField(array, string, array, string, array, array)\n#6 /home/escforumwiki/public_html/includes/language/LCStoreDB.php(65): Wikimedia\\Rdbms\\SelectQueryBuilder->fetchField()\n#7 /home/escforumwiki/public_html/includes/language/LocalisationCache.php(559): LCStoreDB->get(string, string)\n#8 /home/escforumwiki/public_html/includes/language/LocalisationCache.php(606): LocalisationCache->isExpired(string)\n#9 /home/escforumwiki/public_html/includes/language/LocalisationCache.php(516): LocalisationCache->initLanguage(string)\n#10 /home/escforumwiki/public_html/includes/language/LocalisationCache.php(396): LocalisationCache->loadSubitem(string, string, string)\n#11 /home/escforumwiki/public_html/includes/language/MessageCache.php(745): LocalisationCache->getSubitem(string, string, string)\n#12 /home/escforumwiki/public_html/includes/language/MessageCache.php(1323): MessageCache->isMainCacheable(string, string)\n#13 /home/escforumwiki/public_html/includes/language/MessageCache.php(1206): MessageCache->getMsgFromNamespace(string, string)\n#14 /home/escforumwiki/public_html/includes/language/MessageCache.php(1177): MessageCache->getMessageForLang(LanguageEn, string, boolean, array)\n#15 /home/escforumwiki/public_html/includes/language/MessageCache.php(1075): MessageCache->getMessageFromFallbackChain(LanguageEn, string, boolean)\n#16 /home/escforumwiki/public_html/includes/language/Message.php(1485): MessageCache->get(string, boolean, LanguageEn)\n#17 /home/escforumwiki/public_html/includes/language/Message.php(1131): Message->fetchMessage()\n#18 /home/escforumwiki/public_html/extensions/CirrusSearch/includes/Hooks.php(191): Message->isDisabled()\n#19 /home/escforumwiki/public_html/includes/libs/objectcache/BagOStuff.php(206): CirrusSearch\\Hooks::CirrusSearch\\{closure}(integer)\n#20 /home/escforumwiki/public_html/extensions/CirrusSearch/includes/Hooks.php(195): BagOStuff->getWithSetCallback(string, integer, Closure)\n#21 /home/escforumwiki/public_html/extensions/CirrusSearch/includes/Hooks.php(91): CirrusSearch\\Hooks::overrideMoreLikeThisOptionsFromMessage()\n#22 /home/escforumwiki/public_html/extensions/CirrusSearch/includes/Hooks.php(71): CirrusSearch\\Hooks::initializeForRequest(MediaWiki\\Request\\WebRequest)\n#23 /home/escforumwiki/public_html/includes/HookContainer/HookContainer.php(161): CirrusSearch\\Hooks::onApiBeforeMain(ApiMain)\n#24 /home/escforumwiki/public_html/includes/HookContainer/HookRunner.php(688): MediaWiki\\HookContainer\\HookContainer->run(string, array)\n#25 /home/escforumwiki/public_html/api.php(83): MediaWiki\\HookContainer\\HookRunner->onApiBeforeMain(ApiMain)\n#26 /home/escforumwiki/public_html/api.php(48): wfApiMain()\n#27 {main}"
    }
}