Traverse PC Land Surveying Software › Forums › Installation & Validation › TPC asks for serial number and license key every time. › Reply To: TPC asks for serial number and license key every time.
This sounds like a Windows UAC issue and not being able to update the registry properly.
1. in File Explorer, open C:\Program Files (x86)\Traverse PC\TPC Desktop [version]\
2. locate the tpc.exe file
3. right click and choose Run as administrator
4. do the validation
5. now try running TPC from the desktop icon or start menu. you shouldn’t have to validate.