[Plugin: wp-visitors] Errors when activated

When I went to activate the plugin with 2.7, I got these errors:

Warning: include_once(geo_ip/geoipcity.inc) [function.include-once]: failed to open stream: No such file or directory in /home/.gracious/morbidromantic/morbid-romantic.net/wp-content/plugins/wp-visitors/wp-visitors.php on line 44

Warning: include_once() [function.include]: Failed opening ‘geo_ip/geoipcity.inc’ for inclusion (include_path=’.:/usr/local/php5/lib/php:/usr/local/lib/php’) in /home/.gracious/morbidromantic/morbid-romantic.net/wp-content/plugins/wp-visitors/wp-visitors.php on line 44

Warning: include_once(geo_ip/geoipregionvars.php) [function.include-once]: failed to open stream: No such file or directory in /home/.gracious/morbidromantic/morbid-romantic.net/wp-content/plugins/wp-visitors/wp-visitors.php on line 45

Warning: include_once() [function.include]: Failed opening ‘geo_ip/geoipregionvars.php’ for inclusion (include_path=’.:/usr/local/php5/lib/php:/usr/local/lib/php’) in /home/.gracious/morbidromantic/morbid-romantic.net/wp-content/plugins/wp-visitors/wp-visitors.php on line 45