Error Code = response_invalid

[nsc-novacens]

Hello,

i have an error on one of my website, shouldReject is always true, here the response :

object(FriendlyCaptcha \ SDK \ VerifyResult)#730(4) { ["strict": "FriendlyCaptcha\SDK\VerifyResult": private] => bool(false)["status"] => int(200)["response"] => object(FriendlyCaptcha \ SDK \ VerifyResponse)#754(3) { ["success"] => bool(false)["data"] => NULL["error"] => object(FriendlyCaptcha \ SDK \ VerifyResponseError)#753(2) { ["error_code"] => string(16)"**response_invalid**"["detail"] => string(7)"[**40501**]" } } ["errorCode"] => NULL }

I dont find any information about this error...

Can you help me ?

Thanks

NSC.