If you have recently upgraded your RAM, hard drive, or motherboard, the software may perceive the computer as a "new" machine that isn't authorized to run the license.
Look for "Universal Serial Bus controllers" or "Sentinel Hardware Keys." If you have recently upgraded your RAM, hard
Autodata 3.45 was designed for older versions of Windows. Windows 10 and 11 often block the drivers because they aren't digitally signed. Restart your PC while holding the key. If you have recently upgraded your RAM, hard
Add the entire C:\ADCD2 (or your install path) to your antivirus "Exclusions" list. If you have recently upgraded your RAM, hard