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(Cannot access the database)
Backtrace:
#0 /var/www/mediawiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(1134): Wikimedia\Rdbms\Database->reportConnectionError('Too many connec...') #1 /var/www/mediawiki/includes/libs/rdbms/loadbalancer/LoadBalancer.php(749): Wikimedia\Rdbms\LoadBalancer->reportConnectionError() #2 /var/www/mediawiki/includes/GlobalFunctions.php(2801): Wikimedia\Rdbms\LoadBalancer->getConnection(0, Array, false) #3 /var/www/ponydocs/extensions/PonyDocs/PonyDocsProduct.php(160): wfGetDB(-1) #4 /var/www/ponydocs/extensions/PonyDocs/PonyDocsProduct.php(357): PonyDocsProduct::LoadProducts() #5 /var/www/ponydocs/extensions/PonyDocs/PonyDocsWiki.php(63): PonyDocsProduct::GetSelectedProduct() #6 /var/www/ponydocs/extensions/PonyDocs/PonyDocsWiki.php(41): PonyDocsWiki->__construct() #7 /var/www/ponydocs/extensions/PonyDocs/PonyDocsExtension.body.php(566): PonyDocsWiki::getInstance() #8 /var/www/mediawiki/includes/Setup.php(940): PonyDocsExtension::efPonyDocsSetup() #9 /var/www/mediawiki/includes/WebStart.php(88): require_once('/var/www/mediaw...') #10 /var/www/mediawiki/index.php(54): require('/var/www/mediaw...') #11 {main}