guests cant view the security code image

Posted by mpferraro on Feb 13, 2012; 9:30pm
URL: https://support.nabble.com/guests-cant-view-the-security-code-image-tp7282021.html

Help.  I chose Nabble forums for my website because of the feature where users / guests don't need to register to leave a post.  I am seeing an issue where other users / guests cant view the security code image and thus cant post anything.
Any ideas why this is un-viewable?
Thanks,
Matt