Warning: mysqli::mysqli(): (HY000/2002): Can't connect to local server through socket '/var/lib/mysql/mysql.sock' (2) in /home/upinform/public_html/nuevo/includes/db.php on line 2

Warning: mysqli_select_db(): Couldn't fetch mysqli in /home/upinform/public_html/nuevo/includes/db.php on line 10
Error no se pudo conectar a la base de datos.