The error should disappear immediately. Alternative Solutions
: Running the 32-bit version may be slightly less performant than the default 64-bit mode on systems with a lot of RAM. If you use this fix but later notice performance issues, try one of the other solutions and then uncheck this box.
Content Manager sometimes loses track of your official Steam credentials, triggering the obsolete error. Close Content Manager. assetto corsa is obsolete v1163 is required link
On the very first line of the file, you will see something like v1.16.4 . Change this value to .
Ensure you are using a stable version of CSP (like v1.73 or newer) which may have built-in fixes for this detection issue. The error should disappear immediately
the best resources for the latest Custom Shaders Patch (CSP) and SOL . Optimize your graphic settings for better performance.
First, let's break down the message piece by piece. When Content Manager (CM) declares that Assetto Corsa is "obsolete," it can be deeply misleading. The core racing simulator itself is not broken or outdated; rather, CM is reporting that it has detected a file version that doesn't match what it expects. Content Manager sometimes loses track of your official
The most effective and common fix is to manually edit the game's version identification file to match what the modding tool expects. Locate your root folder : Usually found at C:\Program Files (x86)\Steam\steamapps\common\assettocorsa changelog.txt : This file is located in the main directory. Edit the Version Number : At the very top of the file, you will see VERSION 1.16.4 (or similar). Change this text exactly to Save and Restart : Save the file and restart Content Manager Technical Context & Issues Version Mismatch
If you are trying to join a multiplayer server or install a modern mod in Assetto Corsa, you might encounter a frustrating error message stating that your game is "obsolete" and requires version 1.16.3. This guide explains why this happens and provides the exact steps to fix it. Why This Error Occurs