https://apps.facebook.com/drupalforfacebook/ reports:
www.drupalforfacebook.org uses an invalid security certificate.
The certificate is not trusted because no issuer chain was provided.
(Error code: sec_error_unknown_issuer)

Comments

thedavidmeister’s picture

I'm seeing:

This webpage is not available
The webpage at https://www.drupalforfacebook.org/fb_cb/4998126732/ might be temporarily down or it may have moved permanently to a new web address.
Error 501 (net::ERR_INSECURE_RESPONSE): Unknown error.

At that link.