Instal error !!!!!!

When I try to install the poll I get this message...

WHYYYYYYYY

Warning: Host '10.0.0.1' is not allowed to connect to this MySQL server in /var/www/html/poll/db/install.php on line 666

Warning: MySQL Connection Failed: Host '10.0.0.1' is not allowed to connect to this MySQL server in /var/www/html/poll/db/install.php on line 666

Warning: Host '10.0.0.1' is not allowed to connect to this MySQL server in /var/www/html/poll/db/include/class_mysql.php on line 31

Warning: MySQL Connection Failed: Host '10.0.0.1' is not allowed to connect to this MySQL server in /var/www/html/poll/db/include/class_mysql.php on line 31
Connection Error
--------------------------------------------------------------------------------

MySQL Error : Connection Error
Error Number: 1044 Access denied for user: '@localhost' to database 'mysql'
Date : Tue, October 22, 2002 16:32:25
IP : 10.0.0.3
Browser : Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)
Referer :
PHP Version : 4.1.2
OS : Linux
Server : Apache/1.3.23 (Unix) (Red-Hat/Linux) mod_ssl/2.8.7 OpenSSL/0.9.6b DAV/1.0.3 PHP/4.1.2 mod_perl/1.26
Server Name : navojoa.com.mx
Script Name : /poll/db/install.php