Warning: mysqli::__construct(): (HY000/2002): No route to host in /var/www/html/classes/database.class.php on line 32

Warning: mysqli::set_charset(): Couldn't fetch mysqli in /var/www/html/classes/database.class.php on line 33

Fatal error: Uncaught Error: Call to undefined function mysql_connect_error() in /var/www/html/classes/database.class.php:37 Stack trace: #0 /var/www/html/classes/database.class.php(25): Database->__construct() #1 /var/www/html/index.php(26): Database::getInstance() #2 {main} thrown in /var/www/html/classes/database.class.php on line 37