Guests are not able to register because of a continuing "Recaptcha Error, Wrong code..." I have checked and rechecked all settings and there is no reason for this error.
This error is seen whenever the "Register" button is clicked.
My user email is.
Your website is using JomSoical and its paid extension. I have not found an active membership of on your account for it. Kindly re post the topic on Jomsocial forum tag with active JS membership.
As per support policy only active members can get support and updates for paid products.