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VT-x is not available. (VERR_VMX_NO_VMX) on windows 8

Posted on 2013-08-10 21:08  Hamilton Tan  阅读(1555)  评论(0编辑  收藏  举报
've installed virtualbox on windows 8 x64, then when I open linux guest machine, I got this error message.


VT-x is not available. (VERR_VMX_NO_VMX).

E_FAIL (0x80004005)
Console
IConsole {db7ab4ca-2a3f-4183-9243-c1208da92392}

And as you can see the attached picture, I could not add cpus.
20121019_1_vm.jpg
20121019_1_vm.jpg (112.21 KiB) Viewed 6085 times


Please let me know how to resolve this.

Thanks in advance.
windstory
 
Posts: 42
Joined: 16. Nov 2008, 15:55

Re: VT-x is not available. (VERR_VMX_NO_VMX) on windows 8

Postby windstory » 19. Oct 2012, 02:13

It's my mistake.

I enabled hyper-v funtion. After disabling hyper-v, guest machine is loaded.
windstory
 
Posts: 42
Joined: 16. Nov 2008, 15:55

Re: VT-x is not available. (VERR_VMX_NO_VMX) on windows 8

Postby michaln » 19. Oct 2012, 10:57

windstory wrote:I enabled hyper-v funtion. After disabling hyper-v, guest machine is loaded.

Yes, that is the expected behavior (unfortunately) - if Hyper-V takes over hardware virtualization, VirtualBox can't use it. 
说明:需要卸载Hyper-V的功能。