<?xml version="1.0"?>
<api>
  <error code="internal_api_error_DBConnectionError" info="Exception Caught: DB connection error: Unknown error (localhost:/db0/mysql/admin/wiki/mysql.sock)" xml:space="preserve">

#0 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/db/LoadBalancer.php(734): DatabaseBase->reportConnectionError('Unknown error (...')
#1 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/db/LoadBalancer.php(494): LoadBalancer->reportConnectionError(Object(DatabaseMysql))
#2 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/objectcache/SqlBagOStuff.php(84): LoadBalancer->getConnection(-2)
#3 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/objectcache/SqlBagOStuff.php(121): SqlBagOStuff->getDB()
#4 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/cache/MessageCache.php(313): SqlBagOStuff->get('wiki:messages:e...')
#5 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/cache/MessageCache.php(704): MessageCache->load('en')
#6 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/cache/MessageCache.php(642): MessageCache->getMsgFromNamespace('Mainpage', 'en')
#7 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/GlobalFunctions.php(1427): MessageCache->get('mainpage', true, true)
#8 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/GlobalFunctions.php(1407): wfMsgGetKey('mainpage', true, true, true)
#9 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/GlobalFunctions.php(1373): wfMsgReal('mainpage', Array, true, true)
#10 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/Title.php(336): wfMsgForContent('mainpage')
#11 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/api/ApiQuerySiteinfo.php(114): Title::newMainPage()
#12 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/api/ApiQuerySiteinfo.php(45): ApiQuerySiteinfo->appendGeneralInfo('general')
#13 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/api/ApiQuery.php(266): ApiQuerySiteinfo->execute()
#14 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/api/ApiMain.php(711): ApiQuery->execute()
#15 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/api/ApiMain.php(360): ApiMain->executeAction()
#16 /data/share/sgd-vm02/www-data_sgdwiki/html/includes/api/ApiMain.php(344): ApiMain->executeActionWithErrorHandling()
#17 /data/share/sgd-vm02/www-data_sgdwiki/html/api.php(117): ApiMain->execute()
#18 {main}

</error>
</api>