Red Dead Redemption 2 Error Code FFFFFFFF

Last Updated: July 26, 2024

Question: What can I do about the following error when playing Red Dead Redemption 2 on PC?

• Unknown error FFFFFFFF

Answer: Error Code FFFFFFFF can be caused by some external audio devices, out-of-date graphics drivers, or a misconfigured Advanced Graphics setting.

External audio devices

Try plugging in your headphones or speakers after you’ve booted up the game to resolve the issue.

Update your graphics drivers

Make sure you have the latest graphics drivers installed.

The latest drivers for NVIDIA cards are available here:

• https://www.nvidia.com/Download/index.aspx 

The latest drivers for AMD cards are available here:

• https://www.amd.com/en/support 

Changing advanced graphics settings

You can change your graphics API from Vulkan to DirectX 12 (or vice versa) in the game’s advanced graphics settings of the system.xml file. You can change this setting by performing these steps:

1. Navigate to Documents/Rockstar Games/Red Dead Redemption 2/Settings

2. Open the file system.xml in Notepad and scroll down until you find this section:

3. In the line kSettingAPI_Vulkan, change Vulkan to DX12 as follows:

   • kSettingAPI_DX12

4. Save the file changes

5. In the folder Documents\Rockstar Games\Red Dead Redemption 2\Settings, delete every file that starts with “sga_” if they are present

   • Examples include: ‘sga_vulkan_final_init.vkPipelineCacheHeaderWindows’ ‘sga_vulkan_final_init.vkWarmupCacheWindows’

6. Launch Red Dead Redemption 2