MediaWiki API
<?xml version="1.0"?>
<api>
  <error code="internal_api_error_DBConnectionError" info="Exception Caught: DB connection error: No database connection" xml:space="preserve">

#0 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/db/LoadBalancer.php(763): DatabaseBase->reportConnectionError('Unknown error (...')
#1 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/db/LoadBalancer.php(496): LoadBalancer->reportConnectionError()
#2 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/GlobalFunctions.php(3491): LoadBalancer->getConnection(-1, 'api', false)
#3 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiBase.php(1792): wfGetDB(-1, 'api')
#4 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiQueryBase.php(383): ApiBase->getDB()
#5 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiQueryBase.php(271): ApiQueryBase->getDB()
#6 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiQueryBacklinks.php(266): ApiQueryBase->select('ApiQueryBacklin...')
#7 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiQueryBacklinks.php(107): ApiQueryBacklinks->run()
#8 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiQuery.php(275): ApiQueryBacklinks->execute()
#9 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiMain.php(829): ApiQuery->execute()
#10 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiMain.php(380): ApiMain->executeAction()
#11 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/includes/api/ApiMain.php(351): ApiMain->executeActionWithErrorHandling()
#12 /a/fr-07/web/www/wikis/MediaWiki/mediawiki-1.22.2/api.php(73): ApiMain->execute()
#13 {main}

</error>
</api>