Oh no! There are various things that can cause you to crash:
This is a typical error with steam, which is easily fixable by restarting steam. If that doesn't work, you should be able to fix it by verifying the game files and restarting your PC.
Outdated Graphics Card
Make sure you check the minimum requirements for the game. The game will typically crash if your system doesn't meet these requirements.
AMD Graphics Cards
We are aware that some AMD graphics cards can have issues with the water disappearing and the raft sinking. We are currently looking into a fix for these issues!
Steam is not running
The game will crash if steam is not running. Make sure steam is running before trying to start the game, or you will be greeted with a crash error.