include_once error – Please HELP. Thanks.

I’ve uploaded the poetry theme, but I keep running into this error.

You can see the error on the site, but here’s the error I get at the admin point….

Warning: include_once(/home/eduecoo/public_html/wp-content/plugins/poetry/) [function.include-once]: failed to open stream: Success in /home/eduecoo/public_html/wp-settings.php on line 473

Warning: include_once() [function.include]: Failed opening ‘/home/eduecoo/public_html/wp-content/plugins/poetry/’ for inclusion (include_path=’.:/usr/lib/php:/usr/local/lib/php:/usr/lib/php/Smarty’) in /home/eduecoo/public_html/wp-settings.php on line 473

Warning: Cannot modify header information – headers already sent by (output started at /home/eduecoo/public_html/wp-settings.php:473) in /home/eduecoo/public_html/wp-includes/functions.php on line 698

Warning: Cannot modify header information – headers already sent by (output started at /home/eduecoo/public_html/wp-settings.php:473) in /home/eduecoo/public_html/wp-includes/functions.php on line 699

Anyone know how to beat this one?