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_DBTransactionStateError",
        "info": "[cd1927e2ab8996152f8d68cd] Exception caught: A database query error has occurred. This may indicate a bug in the software.",
        "errorclass": "Wikimedia\\Rdbms\\DBTransactionStateError",
        "*": "Wikimedia\\Rdbms\\DBTransactionStateError at /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/TransactionManager.php(181)\nfrom /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/TransactionManager.php(181)\n#0 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/Database.php(984): Wikimedia\\Rdbms\\TransactionManager->assertTransactionStatus()\n#1 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/Database.php(635): Wikimedia\\Rdbms\\Database->assertQueryIsCurrentlyAllowed()\n#2 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/Database.php(1345): Wikimedia\\Rdbms\\Database->query()\n#3 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/Database.php(1319): Wikimedia\\Rdbms\\Database->select()\n#4 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/DBConnRef.php(127): Wikimedia\\Rdbms\\Database->selectFieldValues()\n#5 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/database/DBConnRef.php(344): Wikimedia\\Rdbms\\DBConnRef->__call()\n#6 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/rdbms/querybuilder/SelectQueryBuilder.php(780): Wikimedia\\Rdbms\\DBConnRef->selectFieldValues()\n#7 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/changetags/ChangeTagsStore.php(432): Wikimedia\\Rdbms\\SelectQueryBuilder->fetchFieldValues()\n#8 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/objectcache/WANObjectCache.php(1808): MediaWiki\\ChangeTags\\ChangeTagsStore::{closure:MediaWiki\\ChangeTags\\ChangeTagsStore::listExplicitlyDefinedTags():424}()\n#9 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/objectcache/WANObjectCache.php(1623): Wikimedia\\ObjectCache\\WANObjectCache->fetchOrRegenerate()\n#10 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/changetags/ChangeTagsStore.php(421): Wikimedia\\ObjectCache\\WANObjectCache->getWithSetCallback()\n#11 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/ParamValidator/TypeDef/TagsDef.php(77): MediaWiki\\ChangeTags\\ChangeTagsStore->listExplicitlyDefinedTags()\n#12 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/libs/ParamValidator/ParamValidator.php(803): MediaWiki\\ParamValidator\\TypeDef\\TagsDef->getEnumValues()\n#13 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/Validator/ApiParamValidator.php(436): Wikimedia\\ParamValidator\\ParamValidator->getHelpInfo()\n#14 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/ApiHelp.php(554): MediaWiki\\Api\\Validator\\ApiParamValidator->getHelpInfo()\n#15 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/ApiHelp.php(193): MediaWiki\\Api\\ApiHelp::getHelpInternal()\n#16 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/ApiHelp.php(83): MediaWiki\\Api\\ApiHelp::getHelp()\n#17 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/ApiMain.php(1974): MediaWiki\\Api\\ApiHelp->execute()\n#18 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/ApiMain.php(942): MediaWiki\\Api\\ApiMain->executeAction()\n#19 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/ApiMain.php(913): MediaWiki\\Api\\ApiMain->executeActionWithErrorHandling()\n#20 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/api/ApiEntryPoint.php(153): MediaWiki\\Api\\ApiMain->execute()\n#21 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/includes/MediaWikiEntryPoint.php(200): MediaWiki\\Api\\ApiEntryPoint->execute()\n#22 /var/www/vhosts/wiki.esiliati.org/mediawiki-1.43.3/api.php(44): MediaWiki\\MediaWikiEntryPoint->run()\n#23 {main}"
    }
}