error accessing the wiki

[Elias Pereira]

hello,

The wiki is returning the error below:

Sorry! This site is experiencing technical difficulties.

Try waiting a few minutes and reloading.

(Cannot access the database)

Backtrace:

#0 /usr/share/mediawiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(972):
Wikimedia\Rdbms\LoadBalancer->reportConnectionError()
#1 /usr/share/mediawiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(944):
Wikimedia\Rdbms\LoadBalancer->getServerConnection()
#2 /usr/share/mediawiki/includes/libs/rdbms/database/DBConnRef.php(95):
Wikimedia\Rdbms\LoadBalancer->getConnectionInternal()
#3 /usr/share/mediawiki/includes/libs/rdbms/database/DBConnRef.php(101):
Wikimedia\Rdbms\DBConnRef->ensureConnection()
#4 /usr/share/mediawiki/includes/libs/rdbms/database/DBConnRef.php(313):
Wikimedia\Rdbms\DBConnRef->__call()
#5 /usr/share/mediawiki/includes/language/LCStoreDB.php(61):
Wikimedia\Rdbms\DBConnRef->selectField()
#6 /usr/share/mediawiki/includes/language/LocalisationCache.php(496):
LCStoreDB->get()
#7 /usr/share/mediawiki/includes/language/LocalisationCache.php(542):
LocalisationCache->isExpired()
#8 /usr/share/mediawiki/includes/language/LocalisationCache.php(453):
LocalisationCache->initLanguage()
#9 /usr/share/mediawiki/includes/language/LocalisationCache.php(352):
LocalisationCache->loadSubitem()
#10 /usr/share/mediawiki/includes/language/LocalisationCache.php(368):
LocalisationCache->getSubitem()
#11 /usr/share/mediawiki/includes/language/MessageCache.php(1147):
LocalisationCache->getSubitemWithSource()
#12 /usr/share/mediawiki/includes/language/MessageCache.php(1097):
MessageCache->getMessageForLang()
#13 /usr/share/mediawiki/includes/language/MessageCache.php(1036):
MessageCache->getMessageFromFallbackChain()
#14 /usr/share/mediawiki/includes/language/Message.php(1473):
MessageCache->get()
#15 /usr/share/mediawiki/includes/language/Message.php(970):
Message->fetchMessage()
#16 /usr/share/mediawiki/includes/language/Message.php(1053): Message->format()
#17 /usr/share/mediawiki/includes/title/MalformedTitleException.php(55):
Message->text()
#18 /usr/share/mediawiki/includes/title/MediaWikiTitleCodec.php(92):
MalformedTitleException->__construct()
#19 /usr/share/mediawiki/includes/title/MediaWikiTitleCodec.php(405):
MediaWikiTitleCodec::{closure}()
#20 /usr/share/mediawiki/includes/Title.php(2984):
MediaWikiTitleCodec->splitTitleString()
#21 /usr/share/mediawiki/includes/Title.php(480): Title->secureAndSplit()
#22 /usr/share/mediawiki/includes/MediaWiki.php(89): Title::newFromURL()
#23 /usr/share/mediawiki/includes/MediaWiki.php(162): MediaWiki->parseTitle()
#24 /usr/share/mediawiki/includes/MediaWiki.php(860): MediaWiki->getTitle()
#25 /usr/share/mediawiki/includes/MediaWiki.php(562): MediaWiki->main()
#26 /usr/share/mediawiki/index.php(50): MediaWiki->run()
#27 /usr/share/mediawiki/index.php(46): wfIndexMain()
#28 {main}



-- 
Elias Pereira