Assetto Corsa Is Obsolete V1163 Is Required Fix Jun 2026

Content Manager relies on initial registry keys and configuration files generated by the stock game launcher. If these files are missing, CM breaks. Close . Open Steam and click Play on Assetto Corsa.

Navigate to your mod folder: .../Assetto Corsa/content/cars/[Name_Of_The_Car_Mod] .

If you purchased Assetto Corsa outside of Steam, check the official website or the platform you purchased it from (e.g., GOG, Epic Games Store) for any update patches.

Right-click on changelog.txt and open it with a basic text editor like Notepad. Inside, you will see a list of version numbers that serve as an update history for the game. You need to make a very small change. assetto corsa is obsolete v1163 is required fix

If the game refuses to launch at all, toggling the architecture can sometimes bypass version-check crashes.

If you own a clean copy of the base game (usually purchased through Steam), your game is likely at the correct version. However, you might see this error for a few common reasons:

Assetto Corsa Is Obsolete: Why v1.1.6.3 Is Required — Causes, Impacts, and Fix Strategies Content Manager relies on initial registry keys and

I can provide specific file paths or custom configuration fixes based on your setup. Share public link

Open it with Notepad and find the very first line (the latest version). If it says 1.16.4 or anything else, change it to . Save the file and restart Content Manager. 2. Update or Reinstall CSP

Windows permission restrictions can block Content Manager from reading the acs.exe version data. Open Steam and click Play on Assetto Corsa

To understand the fix, you have to understand the problem. Assetto Corsa is an older game, and its online ecosystem relies heavily on third-party tools like and Custom Shaders Patch (CSP) .

In Content Manager, go to > Custom Shaders Patch > About & Updates .

Some users fix this by simply reinstalling or updating CSP within the Content Manager settings under Settings > Custom Shaders Patch > About & Updates .