Install oracle vm virtualbox prompt 0xc0000260 error

When using Oracle VirtualBox to install Windows 8 Consumer Preview system, I encountered Error 0xc0000260 error, as shown below:

Main reason: 0xc0000260 Installation error is due to virtual machine in VirtualBox Configuration caused.
Operation steps:
1. Open the virtual machine configuration interface of Windows 8. On the [System - Processor] configuration page, check the [Enable PAE/NX] extension feature. When enabled, the Physical Extended Address (PAE) feature on the computer will be passed to the virtual machine. As shown below:

2. On the [Display - Graphics] configuration page, check [Enable 3D Acceleration] and [Enable 2D Video Acceleration] so that the virtual computer will be able to use the video acceleration capability of the graphics card.

3. After setting up, reinstall Windows 8 system.