Home › Forums › SharewareOnSale Deals Discussion › DocuCan / Aug 4 2016 › Reply To: DocuCan / Aug 4 2016 Aug 4, 2016 at 12:24 pm #5424208 Quote Robert VickermanGuest the registration key does not seem to work. program says “the licence key you are using is invalid, you will need to request a new licence key”