Logged into my admin section today to check on comments - unable to access Komento. Getting the following error messages.

Warning: require_once(/home/kensquiz/public_html/components/com_komento/bootstrap.php) [function.require-once]: failed to open stream: Permission denied in /home/kensquiz/public_html/administrator/components/com_komento/komento.php on line 17

Fatal error: require_once() [function.require]: Failed opening required '/home/kensquiz/public_html/components/com_komento/bootstrap.php' (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/kensquiz/public_html/administrator/components/com_komento/komento.php on line 17

I've checked on the front end of the site and no comments or comment forms are showing. Everything seemed okay when I checked yesterday and I have made no changes to the site in the meantime.

Any ideas?