Autodata Sentinel Key Not Found Windows 10

The "Sentinel key not found" error occurs when Autodata (a widely used automotive repair and parts reference application) cannot detect the Sentinel hardware key or its virtual driver on a Windows 10 PC. This stops users from launching Autodata or accessing licensed modules. This feature explains why it happens, how to troubleshoot and fix it, and how to prevent future occurrences — aimed at technicians, IT staff, and workshop managers.

Windows 10 updates frequently break older driver versions. You should download the latest "Sentinel HASP LDK Windows GUI Run-time Installer" directly from the Thales Customer Support Portal. Disconnect your USB key before installing. Run the installer as an . Reconnect the key once the installation is finished. 2. Verify the Sentinel Local License Manager Service autodata sentinel key not found windows 10