Hot: Assetto Corsa Is Obsolete V1163 Is Required Fix

The error typically appears in several situations:

If your version is very old, the auto-updater might fail. Here is how to do it manually:

If you are a dedicated player, especially one who relies on Content Manager (CM) and Custom Shaders Patch (CSP) , you have likely encountered the frustrating pop-up message: "Assetto Corsa is obsolete (v1.16.3 or v1.16.4 is required)" . This error can stop you from launching the game, joining servers, or using your mods.

Did this fix your issue? Share this post with your league or Discord server – this error sends hundreds of sim racers on wild goose chases every week. assetto corsa is obsolete v1163 is required fix hot

A checksum mismatch occurs when a file on the client PC and on the server are not identical. This is particularly common after game updates. When players get this error, the most frequent cause is that a recent Assetto Corsa update has not been applied to either the client or server.

Corrupted mod installers sometimes overwrite this critical DLL with a generic one. Steam restores the authentic signature.

The error often appears when Content Manager is out of date and fails to recognize newer CSP (Custom Shaders Patch) versions.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 . The error typically appears in several situations: If

Check for platform/store updates

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Are you using the or Full (paid) version of Content Manager? Did this fix your issue

In Content Manager, go to > Custom Shaders Patch > About & Updates . Look at the list of available versions on the right.

If the changelog.txt fix didn't work, try these steps in order: 1. Verify Integrity of Game Files (Steam)