. A possible reason for this is that. When I click retry a couple of times the message. So I just bought TDU2 for Steam and when I want to start it the message below appears. Backup your data first or install Windows on a spare drive (or buy a new one and keep your current drive. Clean install Windows 10, not upgrade. The hardware of your system could not be identified. tdu2 unlock code. An error occurred while verifying your product license. Idk then maybe u have older version or smth cuz when I had some problem's downloading different one was enaugh, but if it's newest one.