Fatal error: Connecting to MySQL server 'localhost' failed.

Fatal error: Connecting to MySQL server 'localhost' failed.

You get more information about the problem in our knowledge base: http://www.woltlab.com/help/?code=2002

Information:

error message: Connecting to MySQL server 'localhost' failed.
error code: 2002
sql type: MySQLDatabase
sql error: Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)
sql error number: 2002
sql version:
file: /srv/www/vhosts/ik-com.de/httpdocs/wcf/lib/system/database/MySQLDatabase.class.php (29)
php version: 5.4.45-0+deb7u14
wcf version: 1.0.11 pl 3 (Horizon)
date: Mon, 10 Jun 2024 13:02:32 +0000
request: /index.php?action=lastPost&page=Thread&s=00108aeae6d64ba0c00060ff6e2f8659231c5e56&threadID=1446
referer: http://ik-com.de/index.php?action=lastPost&page=Thread&s=00108aeae6d64ba0c00060ff6e2f8659231c5e56&threadID=1446

Stacktrace:

#0 /srv/www/vhosts/ik-com.de/httpdocs/wcf/lib/system/database/Database.class.php(76): MySQLDatabase->connect()
#1 /srv/www/vhosts/ik-com.de/httpdocs/wcf/lib/system/WCF.class.php(270): Database->__construct(...)
#2 /srv/www/vhosts/ik-com.de/httpdocs/wcf/lib/system/WCF.class.php(88): WCF->initDB()
#3 /srv/www/vhosts/ik-com.de/httpdocs/global.php(18): WCF->__construct()
#4 /srv/www/vhosts/ik-com.de/httpdocs/index.php(53): require_once('/srv/www/vhosts...')
#5 {main}