1099-MISC - Entering Royaly Source

After completing entry of a 1099-MISC, I get a screen that wants to identify the Source of the Royaly income I reported. It offers two choices:

Regardless of which choice I make, TurboTax presents the following message:

When I press {Continue], I am returned back to the 199-MISC entry form. I verify that the data matches my 1099-MISC. When I press [Continue] it puts me back on;