Warning: mysqli::real_connect(): php_network_getaddresses: getaddrinfo for whitelabel-db failed: Temporary failure in name resolution in /var/www/test-whitelabel/_functions.php on line 97

Fatal error: Uncaught mysqli_sql_exception: php_network_getaddresses: getaddrinfo for whitelabel-db failed: Temporary failure in name resolution in /var/www/test-whitelabel/_functions.php:97 Stack trace: #0 /var/www/test-whitelabel/_functions.php(97): mysqli->real_connect('whitelabel-db', 'root', 'hupb7@Aa9NS4rVX...', 'test-whitelabel') #1 /var/www/test-whitelabel/_functions.php(107): kapcsolat() #2 /var/www/test-whitelabel/index.php(8): require_once('/var/www/test-w...') #3 {main} thrown in /var/www/test-whitelabel/_functions.php on line 97