Fatal error: Uncaught PDOException: PDO::__construct(): php_network_getaddresses: getaddrinfo for mariadb failed: Name or service not known in /var/www/html/functions.inc.php:1694 Stack trace: #0 /var/www/html/functions.inc.php(1694): PDO->__construct('mysql:host=mari...', 'postfix', 'quei9eePhueT5ee...', Array) #1 /var/www/html/functions.inc.php(1858): db_connect() #2 /var/www/html/functions.inc.php(1821): db_query('SELECT value FR...', Array) #3 /var/www/html/functions.inc.php(2159): db_query_one('SELECT value FR...') #4 /var/www/html/public/login.php(40): check_db_version() #5 {main} Next PDOException: SQLSTATE[HY000] [2002] php_network_getaddresses: getaddrinfo for mariadb failed: Name or service not known in /var/www/html/functions.inc.php:1694 Stack trace: #0 /var/www/html/functions.inc.php(1694): PDO->__construct('mysql:host=mari...', 'postfix', 'quei9eePhueT5ee...', Array) #1 /var/www/html/functions.inc.php(1858): db_connect() #2 /var/www/html/functions.inc.php(1821): db_query('SELECT value FR...', Array) #3 /var/www/html/functions.inc.php(2159): db_query_one('SELECT value FR...') #4 /var/www/html/public/login.php(40): check_db_version() #5 {main} thrown in /var/www/html/functions.inc.php on line 1694