Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /var/www/vhosts/fair21.com/httpdocs/includes/functions/database.php:19
Stack trace:
#0 /var/www/vhosts/fair21.com/httpdocs/includes/application_top.php(87): tep_db_connect()
#1 /var/www/vhosts/fair21.com/httpdocs/product_info.php(13): require('/var/www/vhosts...')
#2 {main}
  thrown in /var/www/vhosts/fair21.com/httpdocs/includes/functions/database.php on line 19