<?xml version="1.0"?>
<api>
  <error code="internal_api_error_DBConnectionError" info="Exception Caught: DB connection error: Access denied for user &#039;root&#039;@&#039;localhost&#039; (localhost)" xml:space="preserve">

#0 /var/www/html/wikifisica/includes/db/LoadBalancer.php(754): DatabaseBase->reportConnectionError()
#1 /var/www/html/wikifisica/includes/db/LoadBalancer.php(477): LoadBalancer->reportConnectionError()
#2 /var/www/html/wikifisica/includes/GlobalFunctions.php(3662): LoadBalancer->getConnection()
#3 /var/www/html/wikifisica/includes/cache/LocalisationCache.php(1159): wfGetDB()
#4 /var/www/html/wikifisica/includes/cache/LocalisationCache.php(404): LCStoreDB->get()
#5 /var/www/html/wikifisica/includes/cache/LocalisationCache.php(450): LocalisationCache->isExpired()
#6 /var/www/html/wikifisica/includes/cache/LocalisationCache.php(326): LocalisationCache->initLanguage()
#7 /var/www/html/wikifisica/includes/cache/LocalisationCache.php(260): LocalisationCache->loadItem()
#8 /var/www/html/wikifisica/languages/Language.php(516): LocalisationCache->getItem()
#9 /var/www/html/wikifisica/includes/search/SearchEngine.php(338): Language->getNamespaces()
#10 /var/www/html/wikifisica/includes/User.php(1372): SearchEngine::searchableNamespaces()
#11 /var/www/html/wikifisica/includes/User.php(4664): User::getDefaultOptions()
#12 /var/www/html/wikifisica/includes/User.php(2432): User->loadOptions()
#13 /var/www/html/wikifisica/includes/context/RequestContext.php(335): User->getOption()
#14 /var/www/html/wikifisica/includes/context/DerivativeContext.php(289): RequestContext->getLanguage()
#15 /var/www/html/wikifisica/includes/Message.php(516): DerivativeContext->getLanguage()
#16 /var/www/html/wikifisica/includes/context/DerivativeContext.php(330): Message->setContext()
#17 /var/www/html/wikifisica/includes/context/ContextSource.php(179): DerivativeContext->msg()
#18 /var/www/html/wikifisica/includes/api/ApiFeedRecentChanges.php(103): ContextSource->msg()
#19 /var/www/html/wikifisica/includes/api/ApiFeedRecentChanges.php(66): ApiFeedRecentChanges->getFeedObject()
#20 /var/www/html/wikifisica/includes/api/ApiMain.php(913): ApiFeedRecentChanges->execute()
#21 /var/www/html/wikifisica/includes/api/ApiMain.php(363): ApiMain->executeAction()
#22 /var/www/html/wikifisica/includes/api/ApiMain.php(334): ApiMain->executeActionWithErrorHandling()
#23 /var/www/html/wikifisica/api.php(87): ApiMain->execute()
#24 {main}

</error>
</api>