Autodata 345 The Hardware Information Does Not Match With Your Dongle Portable File

Before fixing the error, you must understand how Autodata protects its intellectual property.

Viruses, improper ejection of the USB drive, or file system errors can corrupt the hidden activation files on the portable dongle. In this case, the dongle might have lost its stored hardware information entirely or have garbled data. Before fixing the error, you must understand how

When you first install or activate Autodata 345 on a portable drive, the software scans your computer’s unique components: This unique "fingerprint" is then written to a

This unique "fingerprint" is then written to a hidden file on the dongle. Every time you launch Autodata, the software compares: If these do not match exactly , you get Error 345

If these do not match exactly, you get Error 345.

When using a portable license dongle (e.g., Sentinel, HASP, or similar), AutoData 345 locks license validation to a hardware fingerprint. If the user changes their hard drive, motherboard, network adapter, or even reinstalls the OS, the stored hardware ID no longer matches the dongle's internal record, triggering the error and blocking access.