How to fix the error “Invalid or absent protection key” in BIONUMERICSDownload: https://www.google.com/url?q=https%3A%2F%2Furllio.com%2F2tIO4O&sa=D&sntz=1&usg=AOvVaw3KphN7IjejCcHnw_3-uONG 25c41cae91