Why does ReCaptcha V2 keep refreshing Safari

So, I am trying to test out the ReCaptcha V2 ... to replace the ReCaptcha, having some issues with V2 on Safari. it won't stop refreshing? Any ideas?  Please let me know. Regards, Paul  -- You received this message because you are subscribed to the Google Groups "reCAPTCHA" group. To unsubscribe from this group and stop receiving emails from it, send an email to recaptcha+unsubscribe@googlegroups.com. To post to this group, send email to recaptcha@googlegroups.com. Visit this group at http://bit.ly/1dkFnYd. For more options, visit http://bit.ly/P65DvS.