Reply To: invalid license key error message after changing domains Home › Forums › Advanced noCaptcha & invisible Captcha PRO › invalid license key error message after changing domains › Reply To: invalid license key error message after changing domains June 16, 2020 at 10:02 pm #38561 Shamim HasanKeymaster Thank you. I have corrected the issue. You had inputted wrong key. Last 1 digit was missing from the key.