Game won't start

[Cobarus]

Originally Posted by serezha

I don't have a GameData.dat file in this folder. And I didn't have a demo version of the game. In this folder I have three files:
player.log
Player-prev.log
steam_autocloud.vdf

Black screen on startup persists

The Player.log file usually contains clues as to what's causing the game to get stuck at the black screen after launch. If you don't mind sharing your file here, I can take a look at it and see if there's anything I can ascertain from it in hopes to find a solution to resolve your case.