I have an error when I attempt to run a STAR*NET Converter from the Input Menu
You may see "No valid USB Security Key was found" if you attempt to launch a STAR*NET converter from the STAR*NET input menu if your converter is not properly licensed.

Close STAR*NET and run your license manager on the PC that has the USB key connected to it to check the contents of your license, or check your invoice to see what licenses are included on your key:

Pick the description below that matches your situation: