<?xml version="1.0"?>
<api>
  <error code="internal_api_error_DBConnectionError" info="Exception Caught: DB connection error: Connection refused (127.0.0.1:3306)" xml:space="preserve">

#0 /var/www/html/mediawiki/includes/db/LoadBalancer.php(754): DatabaseBase->reportConnectionError('Connection refu...')
#1 /var/www/html/mediawiki/includes/db/LoadBalancer.php(477): LoadBalancer->reportConnectionError()
#2 /var/www/html/mediawiki/includes/GlobalFunctions.php(3653): LoadBalancer->getConnection(0, Array, false)
#3 /var/www/html/mediawiki/includes/cache/LocalisationCache.php(1159): wfGetDB(-1)
#4 /var/www/html/mediawiki/includes/cache/LocalisationCache.php(404): LCStoreDB->get('uk', 'deps')
#5 /var/www/html/mediawiki/includes/cache/LocalisationCache.php(450): LocalisationCache->isExpired('uk')
#6 /var/www/html/mediawiki/includes/cache/LocalisationCache.php(326): LocalisationCache->initLanguage('uk')
#7 /var/www/html/mediawiki/includes/cache/LocalisationCache.php(260): LocalisationCache->loadItem('uk', 'namespaceNames')
#8 /var/www/html/mediawiki/languages/Language.php(516): LocalisationCache->getItem('uk', 'namespaceNames')
#9 /var/www/html/mediawiki/includes/search/SearchEngine.php(338): Language->getNamespaces()
#10 /var/www/html/mediawiki/includes/User.php(1372): SearchEngine::searchableNamespaces()
#11 /var/www/html/mediawiki/includes/User.php(1389): User::getDefaultOptions()
#12 /var/www/html/mediawiki/includes/cache/GenderCache.php(57): User::getDefaultOption('gender')
#13 /var/www/html/mediawiki/includes/cache/GenderCache.php(146): GenderCache->getDefault()
#14 /var/www/html/mediawiki/includes/api/ApiPageSet.php(1065): GenderCache->doQuery(Array, 'ApiPageSet::pro...')
#15 /var/www/html/mediawiki/includes/api/ApiPageSet.php(706): ApiPageSet->processTitlesArray(Array)
#16 /var/www/html/mediawiki/includes/api/ApiPageSet.php(220): ApiPageSet->initFromTitles(Array)
#17 /var/www/html/mediawiki/includes/api/ApiPageSet.php(170): ApiPageSet->executeInternal(false)
#18 /var/www/html/mediawiki/includes/api/ApiPageSet.php(133): ApiPageSet->executeInternal(false)
#19 /var/www/html/mediawiki/includes/api/ApiQuery.php(266): ApiPageSet->execute()
#20 /var/www/html/mediawiki/includes/api/ApiMain.php(913): ApiQuery->execute()
#21 /var/www/html/mediawiki/includes/api/ApiMain.php(363): ApiMain->executeAction()
#22 /var/www/html/mediawiki/includes/api/ApiMain.php(334): ApiMain->executeActionWithErrorHandling()
#23 /var/www/html/mediawiki/api.php(85): ApiMain->execute()
#24 {main}

</error>
</api>