If your portable version includes a generator, paste this code into it to create a new .reg or .key file tailored to your current hardware layout. Run the newly generated registry file. Alternative: Run Autodata 3.45 in a Virtual Machine (VM)

: Ensure you run the application and any associated setup files as an Administrator.

: Users frequently report that even after a fix, Windows updates or changes in regional settings can cause the error to return. Common Troubleshooting Steps

Below is an overview of why this error occurs and how to systematically resolve it. Core Causes of the Error

Open the Windows Start Menu, type sysdm.cpl , and press .

: Ensure Windows is in Test Mode , which is required for the virtual dongle to communicate with the software.

Right-click the .reg file (often named Autodata_Key.reg or similar) and select . Confirm the prompt to add the data to your registry.

Often, the portable version cannot access the emulated hardware drivers because Windows restricts its permissions.

To help narrow down the problem, are you currently using, and did this error start appearing after a specific system update or hardware modification ? Share public link

Should we look into the specific you're running or try to troubleshoot the emulator settings ?