cpu doesn't support long mode [Win 8.1 , 64Bit , VB 4.3]

Discussions related to using VirtualBox on Windows hosts.
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X5Gamer
Posts: 3
Joined: 17. Oct 2013, 14:42

cpu doesn't support long mode [Win 8.1 , 64Bit , VB 4.3]

Post by X5Gamer »

Hello guys ,
i have a problem ..
see the picture :
ht tp : // i.imgur. com / VcawLPq .png
:?:
Ramshankar
Oracle Corporation
Posts: 793
Joined: 7. Jan 2008, 16:17

Re: cpu doesn't support long mode [Win 8.1 , 64Bit , VB 4.3]

Post by Ramshankar »

Code: Select all

VBoxManage modifyvm <vmname> --longmode on
Or change the guest OS type under Settings->Basic tab to a 64-bit one.
Oracle Corp.
X5Gamer
Posts: 3
Joined: 17. Oct 2013, 14:42

Re: cpu doesn't support long mode [Win 8.1 , 64Bit , VB 4.3]

Post by X5Gamer »

where i found "longmode on " ?
ht tp://prntscr. com /1xw301
and
see this : ht tp://prntscr. com /1xvvjf
X5Gamer
Posts: 3
Joined: 17. Oct 2013, 14:42

Re: cpu doesn't support long mode [Win 8.1 , 64Bit , VB 4.3]

Post by X5Gamer »

who can fix ?
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