Here is a comprehensive guide to resolving this error so you can get back to blazing through Green Hill Zone. 1. Force the Game to Use Your Dedicated GPU
Right-click your Integrated Graphics (e.g., Intel UHD Graphics) and select . Run the Sonic Generations Configuration Tool again. Here is a comprehensive guide to resolving this
Look for the line starting with Monitor . If you see "Integrated" or "Intel" there, change the device name to match your dedicated GPU (you can find the exact string name in your Device Manager). Save the file and try launching the game. 4. Compatibility Mode & Admin Rights Run the Sonic Generations Configuration Tool again
In the Graphics tab, manually select your dedicated graphics card under the "Graphics Device" dropdown. Set your preferred resolution and refresh rate. Click . 3. Edit the Configuration File Manually Save the file and try launching the game