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 11:33 pm #38570 Allison RaeParticipant Got it. So I copied and pasted the key multiple times. How could each time be missing a number? I’m glad it’s fixed and thank you for your help. Much appreciated!