The license file (reg file) installed doesn't match the unique ID of your PC.
Only attempt this if you are comfortable with Windows Registry.
This usually stems from corrupted Sentinel drivers, incorrect installation of the emulator (if applicable), or Windows security features blocking the hardware key recognition. 2. Primary Troubleshooting Steps
Ensure the dongle is plugged directly into a USB port on the computer, not a hub.
Try different USB ports to rule out a hardware failure at the port level. Restart After Windows Updates
Sometimes the "Site Code" or "Machine ID" in the registry is outdated. Search for a file in your installation directory called Autodata_Key.reg or similar.
Some older Autodata versions allowed a manual override. and may violate your license agreement. However, some technicians report success by:
