Error 345 in the AutoData system indicates a critical security mismatch between the software license (stored on the physical USB dongle/hardware key) and the computer’s current hardware configuration. This mechanism prevents unauthorized copying of licensed software to multiple machines.
In this long-form guide, we will dissect the Autodata 345 dongle error, explain its root causes (from driver conflicts to hard drive changes), and provide a step-by-step roadmap to resolve it. Error 345 in the AutoData system indicates a
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Once you fix the "hardware information does not match with your dongle top" error, take these steps to avoid it happening again: Error 345 in the AutoData system indicates a
For detailed visual walkthroughs, you can refer to guides on or video troubleshooting on To help you specifically, could you tell me: Are you on Windows 10 or 11 Did you recently change hardware or reinstall your OS? What is the UID number