This error is almost always a "false positive" caused by the looking at your game's changelog.txt file.
: Open the changelog.txt file located in the main folder.
If you are performing a clean install to fix this, ensure you use these official sources: assetto corsa is obsolete v1163 is required link
If you are seeing a message stating in Content Manager or when trying to run the Custom Shaders Patch (CSP), it can be incredibly frustrating. This error typically appears after a small game update that Content Manager doesn't yet recognize, or due to a mismatch in how your game's version is logged.
You can manually "trick" the software into recognizing your version by editing a single text file in your game directory. This error is almost always a "false positive"
: You can also simply rename changelog.txt to changelog.txt.bak or delete it entirely, as CSP will often stop complaining once the file is gone. 2. Update Your Custom Shaders Patch (CSP)
Click . This will force Steam to download any missing v1.16.3 components. Essential Links for Assetto Corsa Users This error typically appears after a small game
The good news is that you likely do not need a new download link for the game itself. If you own the game on Steam , you likely already have version 1.16.3 or even a newer version like 1.16.4. Why This Error Happens
: Right-click Assetto Corsa in your Steam Library, select Manage , then Browse local files .