Only attempt this if you are comfortable with Windows Registry.

Run the program in and check the box Run this program as an administrator . Final Thoughts

If you are a mechanic or a DIY enthusiast using Autodata for vehicle diagnostics and repair manuals, encountering the error can be incredibly frustrating. This error typically triggers during startup, effectively "hot-locking" you out of the software.

Before diving into deep software fixes, try the simplest hardware reset: Unplug the USB dongle. Restart your computer completely.

You’ve recently upgraded your PC (new motherboard, CPU, or hard drive), and the software no longer recognizes the machine ID.

Sometimes the software "remembers" an old hardware configuration.

If you recently updated to Windows 10 or 11, the dongle software may be too old for the new OS architecture. Right-click the Autodata shortcut. Select > Compatibility .

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