People trying to register on my site but can not due to a google recaptcher issue.
Every time some one types even the right recapter words, to authenticate:

Error
The words you typed did not match the ones displayed. Please try again.

When you try to refresh the words in recaptcha:

Input error: c: Invalid version number for captcha challenge value. k: Format of site key was invalid.


Any new updates with recaptcha?

Ref: Ref: mokanjo.com
Please help

Hi,

Kindly check whether your Private and Public keys are correct. If still you have issues, please contact google support.

Thanks.