Vanilla Assetto Corsa (the official version from Steam) stopped receiving major updates years ago. The current legitimate Steam build is version (often shortened to v1163). However, thanks to Ilja Jusupovs (x4fab) and the Custom Shaders Patch (CSP), the game has evolved far beyond its original 2014 limitations.
Click on the newest version (or a newer tested preview version if you use Patreon builds) to force a reinstall.
The Assetto Corsa community is active and has created numerous mods and patches. Sometimes, community-driven solutions can address issues that official updates don't. Look into forums, Reddit, or community-driven wikis for solutions related to your specific problem.
Some mod cars or tracks corrupt the internal acs.exe version signature. Here’s the nuclear option: assetto corsa is obsolete v1163 is required fix hot
This message typically appears after updating Content Manager or installing a new version of CSP. It signifies that your AssettoCorsa.exe file version is not being recognized as the latest stable version required by the mod tools.
In the root Assetto Corsa folder, locate a text file named changelog.txt . Open the file with Notepad.
After applying the fix:
The error often appears when Content Manager is out of date and fails to recognize newer CSP (Custom Shaders Patch) versions. Open Content Manager. Go to . Click on Check for updates .
. Some preview versions are specifically built to ignore these version mismatches. Check Folder Names
: In many cases, the game and mods will still run perfectly despite the warning. You can often simply dismiss the error and proceed to the race. Vanilla Assetto Corsa (the official version from Steam)
: Find the file named changelog.txt in that main folder. Edit the Version : Find the very first line (the most recent version). Change the version number (e.g., 1.16.4) to 1.16.3 .
Open and go to Settings > Content Manager > General . Locate the Assetto Corsa root folder path box.