Error 0x80000012 occurs when you try to launch Halo 5: Forge

You get the following error code when you try to launch Halo 5: Forge:

Error 0x80000012

This means that an incompatible graphics driver is detected. There may be known issues with your current GPU manufacturer’s driver version.

Make sure your driver version is up to date by visiting the manufacturer's website:

• AMD: http://support.amd.com/
• NVIDIA: http://www.nvidia.com/Download/index.aspx
• Intel: https://downloadcenter.intel.com/

To resolve this issue, you'll need to upgrade your GPU driver by going to your GPU manufacturer’s website and updating to the latest device driver. To check what kind of GPU card you have, follow these steps:

1. Go to Start, select Settings, and then select System.
2. On the Display tab, scroll to the bottom and select Advanced display settings.
3. Scroll to the bottom and select Display adapter properties. The Adapter Type will display the name of the GPU, and the Dedicated Memory will display the Adapter Type.

Once you identify your graphic card manufacturer, visit their website to update the device driver.