Assetto Corsa Is Obsolete V1163 Is Required Fix Hot May 2026

If verifying game files doesn't update it to version 1.16.3:

If updating causes issues:

If your version is very old, the auto-updater might fail. Here is how to do it manually: assetto corsa is obsolete v1163 is required fix hot

Do not reinstall the game. Do this instead:

Last Updated: October 2024
Target Game: Assetto Corsa (Steam)
Key Focus: v1163, CSP, Car Mods If verifying game files doesn't update it to version 1

If you are an avid Assetto Corsa modder, you have likely been greeted by a message that feels like a slap in the face from your own PC: "Assetto Corsa is obsolete. v1163 is required."

You bought the game. You downloaded the latest Custom Shaders Patch (CSP). You installed that beautiful new hypercar mod from Patreon. Yet, when you try to launch the race, the screen freezes, the console spits out red text, and you are left wondering: How can my 2024 game be "obsolete"? v1163 is required

Do not panic. This error does not mean your game is broken forever. It means there is a version mismatch between the mod you are trying to use and the game engine’s expected signature.

This article will explain why this happens, and provide the definitive Hot Fix to get you back on the track in under five minutes.