Bug :Dont start new game

[FilipeValsoni]

I cant start new game in rimworld.
I select START GAME, but dont work.
I can click 100 times that is not exits the menu screen. All other menu functions work. I've reinstalled Steam and Rimworld completely, even deleting the folders, but not work.

Any can help me ?

I PLAY IN MACOSX EL CAPTAIN 10.11.6 VERSION