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Assetto Corsa Is Obsolete V1163 Is Required Fix Hot ((link)) Official

: If your version is genuinely older than 1.16.3, right-click Assetto Corsa in your Steam Library, select Properties > Installed Files > Verify integrity of game files to force an update to the latest official version. Additional Maintenance Tips

Did this error start or CSP version?

The error occurs because the game performs a file integrity check (checksum) when connecting to a server. If even a single file—a car texture, a shader, a sound effect—does not match the server’s expected "vanilla" v1.16.3 standard, the server rejects you.

If it is already 244210, change it to a random number, click save, change it back to , and restart the app. Step 3: Verify the Integrity of Game Files assetto corsa is obsolete v1163 is required fix hot

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

If it says 1.16.4 or another version, change it to 1.16.3 . Save the file and close it. Restart Content Manager.

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| Method | Action | Pros & Cons | | :--- | :--- | :--- | | | Open changelog.txt with a text editor like Notepad, find the line containing 1.16.4 , delete that line, and save the file. | Pro: It's a clean fix. | | 2. Change the Number | Open the file, find the line containing 1.16.4 , change it to read 1.16.3 , and save the file. | Pro: The simplest, single change. | | 3. Rename the File | Rename the changelog.txt file to something like changelog.txt.bak . | Pro: Disables CSP's version check without altering the original content. | | 4. Move or Delete | Move the changelog.txt file out of the Assetto Corsa folder or delete it. | Pro: Extremely quick. | | 5. Do Nothing | The game is likely still functional, but the error will keep appearing. | Pro: No time or effort. Con: Just hides the problem. |

When a modder creates a car, they pack it using a specific version of the Kunos editor or a third-party tool (like CSP's extended physics). If the modder packed the car using the "v1163" signature, your game report to Windows that it is running exactly that version.

Step-by-step fixes

Click on in the top left, then select General . Look for the Check for updates button. Install any pending updates and restart the application.

Open changelog.txt in Notepad and change the version number from 1.16.4 to 1.16.3 , then save the file.