Do you have a Local Tax amount in Box 17 on your W-2G? If so, you do need a Locality Name in Box 18.
This is usually for a City/County Tax.
If no Local Tax is assessed, both Box 17 and 18 can be blank.
[Edited 04/14/2025|6:00 am, PST] @
It’s not letting me continue even though everything you said is blank
Here's where you enter Form W-2G (Certain Gambling Winnings) in TurboTax: