The error message is a common false positive triggered by Content Manager (CM) after official game updates . It occurs because the latest base game version (typically v1.16.4) is slightly newer than what CM's version of the Custom Shaders Patch (CSP) expects. How to Fix the "Obsolete" Error
Open Content Manager; it will notify you that CSP is missing. The error message is a common false positive
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"Extra Quality" settings are tied directly to CSP. If the patch is bugged, it triggers version errors. If you are using a "cracked" or non-Steam
If you are using a "cracked" or non-Steam version of the game, CSP and Content Manager often fail to validate the version correctly. Switching to the official Steam version fixes this instantly.