Assetto Corsa Is Obsolete V1163 Is Required Fix Link May 2026

The error message "Assetto Corsa is obsolete (v1.16.3 is required)" is a common issue typically encountered when using Content Manager (CM) and the Custom Shaders Patch (CSP). This error usually occurs because a game update (often a minor one like v1.16.4) confuses the modding software, which expects exactly version 1.16.3. Immediate Solutions

: Close and reopen Content Manager. The error should vanish, and you can head back to the track. Alternatively, many users reported that simply ignoring the message assetto corsa is obsolete v1163 is required fix

Ignore the Message: In many cases, the game and its mods will still function perfectly despite the warning. The error message " Assetto Corsa is obsolete (v1

Select Properties > Installed Files > Verify integrity of game files. content (contains all your cars and tracks) extension

• content (contains all your cars and tracks)
• extension (if using Custom Shaders Patch)
• apps (for third-party apps like Helicorsa)

Likely causes of the error:

Older versions of CSP may trigger "obsolete" errors when trying to run newer mods. Open Content Manager. Go to Settings > Custom Shaders Patch > About & Updates.

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3) Verify integrity of game files (Steam)

1. Library → right‑click Assetto Corsa → Properties → Local Files.
2. Click “Verify integrity of game files.”
3. Wait for verification and any missing/corrupt files to be re‑downloaded.
4. Launch game and check error.