Kohana 404 Exception

Receiving this error message when trying to check comments (or try to download fixes) in my Gallery. Someone is definitely spamming. How can I fix this? URGENT

Platform information

Host name: box331.bluehost.com
Operating system: Linux 2.6.32-20120131.55.1.bh6.x86_64
Apache: Unknown
PHP: 5.2.17
MySQL: 5.5.28-log
Server load: 19.24 17.18 15.1
Graphics toolkit: gd

Gallery stats

Version: 3.0.4 (Ricochet)
Albums: 2
Photos: 42

Kohana_404_Exception [ Page Not Found ]: The page you requested, rss/feed/comment/item/39, could not be found.

MODPATH/rss/controllers/rss.php[ 42 ]
37 array($class_name, "feed"), $feed_id, 38 ($page - 1) * $page_size, $page_size, $id); 39 } 40 } 41 if (empty($feed)) { 42 throw new Kohana_404_Exception(); 43 } 44 45 if ($feed->max_pages && $page > $feed->max_pages) { 46 url::redirect(url::merge(array("page" => $feed->max_pages))); 47 }

{PHP internal call} » Rss_Controller->feed( arguments )

SYSPATH/core/Kohana.php[ 331 ] » ReflectionMethod->invokeArgs( arguments )

{PHP internal call} » Kohana_Core::instance( arguments )

SYSPATH/core/Event.php[ 208 ] » call_user_func_array( arguments )

APPPATH/Bootstrap.php[ 67 ] » Event_Core::run( arguments )

DOCROOT/index.php[ 102 ] » require( arguments )