Sometimes registry "optimizing" tools delete the registration entries that link the software to the hardware ID. 5. Run as Administrator
Check your quarantine folder. If a file like sentinel.sys or a related .dll was deleted, restore it and add the Autodata folder to your "Exclusions" list.
If you are using a "cracked" version or a dongle emulator, Windows Updates or Antivirus software often flag the emulator driver as malware and disable it. If a file like sentinel
Download the latest from the official Thales/Gemalto website and install it. Restart your PC afterward. 3. Match the "Site Code" and "Activation Code"
Remove the dongle, wait 10 seconds, and try a different USB port (preferably one directly on the motherboard rather than a USB hub). Restart your PC afterward
If you are seeing the error message while trying to launch Autodata, you aren't alone. This is one of the most common hurdles for technicians using the dongle-protected versions of the software.
If there is a yellow exclamation mark, right-click and select . right-click and select .
Look for "Universal Serial Bus controllers" or "Sentinel USB Keys."
This error often triggers after a hardware change (like upgrading your RAM or Hard Drive). Autodata’s security system "locks" itself to your specific hardware configuration.