Path:
/home/services/httpd/virtuals/it4business/index.php (line 27):
require('/home/services/httpd/virtuals/it4business/db_con.php');

/home/services/httpd/virtuals/it4business/db_con.php (line 16):
connect(#hash)

Report:
I cannot connect to the MySQL server because: Host 'xenon' is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts'