[/Script/EngineSettings.GameMapsSettings]
GameDefaultMap=/Game/Maps/Example_Map
EditorStartupMap=/Game/Maps/Example_Map
GlobalDefaultGameMode="/Script/YourGame.YourGameGameMode"
Sorry about that here is an example.
Eric Ketchum
[/Script/EngineSettings.GameMapsSettings]
GameDefaultMap=/Game/Maps/Example_Map
EditorStartupMap=/Game/Maps/Example_Map
GlobalDefaultGameMode="/Script/YourGame.YourGameGameMode"
Sorry about that here is an example.
Eric Ketchum