Sonic Generations The Detected Configuration Does Not Match Your Current Hardware New Instant

Navigate to:

%userprofile%\Documents\SEGA\Sonic Generations\

(or Documents/SEGA/Sonic Generations/ on Steam Deck/Linux) The error is triggered exclusively by the SonicGenerations

Delete Configuration.config – not the save files, just that one. you bypass the check.

Now launch the game. It will recreate the config and re-detect your hardware. The error is triggered exclusively by the SonicGenerations

The game is trying to load an old resolution or graphics setting that doesn't exist on your current setup. By deleting the configuration file, you force the game to create a fresh one that matches your current hardware.

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The error is triggered exclusively by the SonicGenerations.exe file performing the hardware check. However, the game also includes a SonicGenerations_Config.exe (the launcher). By bypassing the launcher entirely, you bypass the check.

Outdated or incorrect graphics drivers are a common cause of configuration mismatch errors. Make sure your graphics card drivers are up to date. You can check for updates on the official website of your graphics card manufacturer (NVIDIA, AMD, or Intel).