Forum Facebook Connect Problem.
 

Hi guys, I'm using the facebook integration on my 4.2.0 forum. Everything is working fine for existing users, however when a new user tries to login via the facebook connect option, this error is displayed :-

Quote:
Answer the question does not match
Please go back and try again.

I'm using reCaptcha human verification
In Facebook option, I have enabled 'Auto Register'

Could anyone advise what my problem might be please ?
I have seen a similar thread on here, but it's very old now, and no real fix mentioned.
Thanks
B