The confusion stems from the phrasing of the error itself. When a user sees "obsolete," the natural assumption is that their software is outdated and requires an update to a newer version. However, in the context of Assetto Corsa modding, the opposite is often true. Version 1.16.3 represents the final official update released by Kunos Simulazioni before they shifted their full focus to Assetto Corsa Competizione . Consequently, when the game throws this error, it is usually signaling a version mismatch caused by Steam’s automatic updating system conflicting with the requirements of third-party mods.
When launching Assetto Corsa through Content Manager or trying to install/update Custom Shaders Patch, an error appears stating: "Errors: Assetto Corsa is obsolete (v1.16.3 is required)." This occurs even if Steam shows the game is fully updated to v1.16.4.
Go to C:\Users\YourName\Documents and delete or rename the Assetto Corsa folder (Note: This deletes your local controller profiles and career saves). Reinstall the game fresh from Steam. If you want to troubleshoot further, tell me: Are you using the or a third-party version? assetto corsa is obsolete v1.16.3 is required fix
: Windows prevents Content Manager from reading the Assetto Corsa executable file. Step 1: Force a Steam File Validation
Select a stable, community-recommended build (such as version 0.1.79 or a stable version verified on OverTake.gg ). The confusion stems from the phrasing of the error itself
The error message is a common issue encountered by sim racers. It typically occurs when using Content Manager (CM) along with the Custom Shaders Patch (CSP) .
The most reliable way to ensure your game is actually on version 1.16.3 is to use Steam's built-in repair tool. Open your . Right-click on Assetto Corsa and select Properties . Navigate to the Installed Files (or Local Files ) tab. Version 1
Have you encountered this error and found a solution not listed here? Share your experience in the comments below to help fellow sim racers get back on the track faster!