Fatal error: Uncaught Error: Call to undefined function db_is_active() in /home/mhd-01/www.westitaly.net/htdocs/includes/bootstrap.inc:521
Stack trace:
#0 /home/mhd-01/www.westitaly.net/htdocs/includes/module.inc(54): drupal_get_filename()
#1 /home/mhd-01/www.westitaly.net/htdocs/install.php(38): module_list()
#2 /home/mhd-01/www.westitaly.net/htdocs/install.php(1185): install_main()
#3 {main}
thrown in /home/mhd-01/www.westitaly.net/htdocs/includes/bootstrap.inc on line 521