I see that in his post, so I would guess he is on powweb.com servers.
He is trying to use the importer file that chatserv made to import the nuke.sql database tables.
Make sure you set in the config.php file that you upload from the html folder in the PHP-Nuke package you extracted has the correct settings for
$dbname
$dbuname
$dbpass
$dbhost
mikem