Fatal error: Uncaught mysqli_sql_exception: No such file or directory in /var/www/html/PI_WEB/lib/function.php:26
Stack trace:
#0 /var/www/html/PI_WEB/lib/function.php(26): mysqli_connect()
#1 /var/www/html/PI_WEB/Login/login.php(15): PHPDB->CONNECT_SERVER()
#2 {main}
thrown in /var/www/html/PI_WEB/lib/function.php on line 26