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(Cannot access the database)
Backtrace:
#0 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1028): Wikimedia\Rdbms\Database->reportConnectionError('Too many connec...') #1 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/libs/rdbms/loadbalancer/LoadBalancer.php(670): Wikimedia\Rdbms\LoadBalancer->reportConnectionError() #2 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/GlobalFunctions.php(2858): Wikimedia\Rdbms\LoadBalancer->getConnection(0, Array, false) #3 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/interwiki/ClassicInterwikiLookup.php(285): wfGetDB(-1) #4 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/libs/objectcache/WANObjectCache.php(1012): MediaWiki\Interwiki\ClassicInterwikiLookup->MediaWiki\Interwiki\{closure}(false, 10800, Array, NULL) #5 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/libs/objectcache/WANObjectCache.php(914): WANObjectCache->doGetWithSetCallback('mw_fachtexte:in...', 10800, Object(Closure), Array) #6 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/interwiki/ClassicInterwikiLookup.php(297): WANObjectCache->getWithSetCallback('mw_fachtexte:in...', 10800, Object(Closure)) #7 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/interwiki/ClassicInterwikiLookup.php(154): MediaWiki\Interwiki\ClassicInterwikiLookup->load('cometa_matutinu...') #8 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/interwiki/ClassicInterwikiLookup.php(130): MediaWiki\Interwiki\ClassicInterwikiLookup->fetch('cometa_matutinu...') #9 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/title/MediaWikiTitleCodec.php(335): MediaWiki\Interwiki\ClassicInterwikiLookup->isValidInterwiki('Cometa_matutinu...') #10 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/Title.php(3526): MediaWikiTitleCodec->splitTitleString('Cometa_matutinu...', 0) #11 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/Title.php(361): Title->secureAndSplit() #12 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/MediaWiki.php(84): Title::newFromURL('Cometa_matutinu...') #13 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/MediaWiki.php(140): MediaWiki->parseTitle() #14 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/MediaWiki.php(767): MediaWiki->getTitle() #15 /storage/srv/www/htdocs/mediawiki-1.30.0/includes/MediaWiki.php(523): MediaWiki->main() #16 /storage/srv/www/htdocs/mediawiki-1.30.0/index.php(43): MediaWiki->run() #17 {main}