Fatal error: Uncaught mysqli_sql_exception: Connection refused in /var/www/functions.php:115 Stack trace: #0 /var/www/functions.php(115): mysqli->__construct('docker_wwwgeeka...', 'root', 'docker123', 'everymac', 3306) #1 /var/www/post-data.php(55): getDeviceList('') #2 /var/www/index.php(29): include_once('/var/www/post-d...') #3 {main} thrown in /var/www/functions.php on line 115