<?xml version="1.0"?>
<api>
  <error code="internal_api_error_DBConnectionError" info="Exception Caught: DB connection error: Can&#039;t connect to local MySQL server through socket &#039;/var/run/mysqld/mysqld.sock&#039; (2) (localhost)" xml:space="preserve">

#0 /home/wiki/mediawiki-1.22.0/includes/db/LoadBalancer.php(763): DatabaseBase->reportConnectionError('Unknown error (...')
#1 /home/wiki/mediawiki-1.22.0/includes/db/LoadBalancer.php(496): LoadBalancer->reportConnectionError()
#2 /home/wiki/mediawiki-1.22.0/includes/GlobalFunctions.php(3491): LoadBalancer->getConnection(-1, Array, false)
#3 /home/wiki/mediawiki-1.22.0/includes/cache/LinkCache.php(261): wfGetDB(-1)
#4 /home/wiki/mediawiki-1.22.0/includes/Title.php(2994): LinkCache->addLinkObj(Object(Title))
#5 /home/wiki/mediawiki-1.22.0/includes/Title.php(4450): Title->getArticleID()
#6 /home/wiki/mediawiki-1.22.0/includes/api/ApiRollback.php(187): Title->exists()
#7 /home/wiki/mediawiki-1.22.0/includes/api/ApiRollback.php(151): ApiRollback->getRbTitle()
#8 /home/wiki/mediawiki-1.22.0/includes/api/ApiMain.php(713): ApiRollback->getTokenSalt()
#9 /home/wiki/mediawiki-1.22.0/includes/api/ApiMain.php(814): ApiMain->setupModule()
#10 /home/wiki/mediawiki-1.22.0/includes/api/ApiMain.php(380): ApiMain->executeAction()
#11 /home/wiki/mediawiki-1.22.0/includes/api/ApiMain.php(351): ApiMain->executeActionWithErrorHandling()
#12 /home/wiki/mediawiki-1.22.0/api.php(73): ApiMain->execute()
#13 {main}

</error>
</api>