Linked Questions

2 votes
2 answers
51k views

This kernel requires an x86-64 CPU, but only detected an i686 CPU [duplicate]

This is NOT a duplicate. The other answers do not apply to this situation. When trying to boot a 64 bit image in a headless VirtualBox, I get This kernel requires an x86-64 CPU, but only ...
user avatar
0 votes
1 answer
21k views

" this kernel required an X86-64 CPU, but only detected a i686 CPU" [duplicate]

I recently decided to use Virtualbox to run Ubuntu, but I get the message this kernel required an X86-64 CPU, but only detected a i686 CPU I've already enabled virtualization in BIOS, but that ...
jy19's user avatar
  • 1
0 votes
1 answer
6k views

this kernel requires an x86-64 CPU, but only detected an i686 CPU But i have a 64bit PC! [duplicate]

I am on 64-bit Windows 8.1. I'm trying to install Ubuntu on VirtualBox. However, I get the error: this kernel requires an x86-64 CPU, but only detected an i686 CPU Unable to boot - please use a ...
Funk Pigeon's user avatar
2 votes
1 answer
6k views

Why if my system is 64-bit, I can't install Ubuntu 64-bit in virtual box? [duplicate]

I'm on windows 7 64 bit, Intel Core i7 3612QM, NVIDIA GeForce GT640M 2GB, 8GB RAM, 240GB SSD and 500GB HDD. I want to delete and get rid of windows 7 partition and install Ubuntu 13.10 on my 240GB ...
knt's user avatar
  • 23
1 vote
1 answer
4k views

Can't install Ubuntu 64 bit [duplicate]

I have an HP pavilion g7 running windows 7 64 bit. I have 3.48 gigs of usable ram and 185 gigs of free hard drive space. I downloaded oracle's virtual box for windows 7 64 bit and Ubuntu 12.04 64 bit. ...
user241818's user avatar
1 vote
0 answers
7k views

Why ubuntu cannot work in virtualbox? [duplicate]

I've installed virtualbox on my laptop which has Windows 7 operating system, but I cannot run Ubuntu and it shows me the following error: This kernel requires a x86-64 CPU, but only detected an ...
Kristian's user avatar
2 votes
1 answer
4k views

Can't bootUbuntu 64-bit using Virtual Box on host Windows 7 64-bit [duplicate]

The error I get says, This kernel requires and x86-64 CPU, but only detected an i686 CPU. Unable to boot - please us a kernel appropriate for your CPU. I have Enabled I/O APIC.
Joe's user avatar
  • 51
2 votes
1 answer
2k views

Unable to boot ubuntu on a surface pro 2 with virtualbox [duplicate]

I'm trying to run Ubuntu through virtualbox. but I get this error: This kernel requires an x86-64 CPU, but only detected an i686 CPU. Unable to boot - please use a kernel appropriate for your CPU....
Prey's user avatar
  • 21
-1 votes
1 answer
1k views

"this kernel requires a x86-64 CPU but only detected an i686CPU." when installing Ubuntu on Virtualbox [duplicate]

While trying to install Ubuntu 14.04 I have this message: this kernel requires a x86-64 CPU but only detected an i686CPu. Unable to boot use a kernel appropriate for your CPU. What should I do?
user284210's user avatar
1 vote
1 answer
1k views

Trying to install 64-bit Ubuntu in VB, says it says it needs x86-64 CPU, but my CPU is 64-bit [duplicate]

When installing Ubuntu on my VB I am not able to choose 64-bit because the option is not showing up and yet my laptop runs on a 64-bit CPU. The system is not booting and it keeps on telling me ...
Ken Kenzo's user avatar
0 votes
1 answer
1k views

Unable to install ubuntu-13.10-desktop-amd64.iso in Virtualbox [duplicate]

I'm using VirtualBox-4.3.6-91406-Win on Windows 7 x64 with an AMD 64-bit processor. The virtualbox installation is also a 64-bit install. I've been able to install Win Server 2008. When I try to ...
user231193's user avatar
1 vote
1 answer
357 views

How Can I Run Ubuntu via my VM? [duplicate]

I'm trying to install Ubuntu 12.04 to run in VirtualBox alongside my Win7 64bit OS, without having to dual-boot. I added the 64-bit Ubuntu iso to my VM, and powered it up so to proceed with the ...
neo's user avatar
  • 13
0 votes
1 answer
486 views

Ubuntu installation on i5-2430m possible? [duplicate]

I want to install Ubuntu 13.10 in my VirtualBox. When I try it with the 64-bit version, I get this error: This kernel requires an x86-64 CPU, but only detected an i686 CPU Ii have an Intel core i5-...
Jeli Lee's user avatar
1 vote
1 answer
366 views

unable to open ubuntu in Oracle VM Virtual box [duplicate]

When i start the Ubuntu in Oracle VM Virtual box, it throws following error. This kernel requires an x86-64 CPU,but only detected an i686 CPU. Unable to boot- Please use a kernel, appropriate to ...
DevME's user avatar
  • 13
2 votes
1 answer
187 views

Why do not I have 64 bit options on General -> Basic -> Version and also UEFI in bios?(trying to install ubuntu on vm and getting kernel error) [duplicate]

I'm trying to install Ubuntu on a virtual box and I get this error "This kernel requires an x86-64 CPU, but only detected an i686 CPU." When I go to General -> Basic -> Version I do not find any 64 ...
Loredana Coroama's user avatar
0 votes
1 answer
108 views

When Installing Ubuntu through virtual box I get an error [duplicate]

When Installing Ubuntu through virtual box I get an error This kernel requres an X86-64 CPU, but only detected an I686 CPU. Unable to boot - please use a kernel appropriate for your CPU How do I fix ...
We Get It You Code's user avatar
0 votes
1 answer
90 views

Need help running Ubuntu on Oracle Virtual Box [duplicate]

I've been using Windows for years and thought I'd give Linux a try. As listed in the title, I'm trying to run Ubuntu through Oracle's Virtual box. When I go to the Install for Ubuntu, I get a black ...
user222263's user avatar
0 votes
3 answers
70 views

Can't boot into virtual machie [duplicate]

Fist timer to unix/ linux operating systems. I tried to download ubuntu to use in virtual box on a windows computer. then tried to boot the machine but got an error message that says "This kernel ...
muyiwa jaiyeola's user avatar
0 votes
0 answers
54 views

Installing ubuntu-13.10-server-amd64 on VirtualBox-4.3.2-90405-Win [duplicate]

I'm trying to install Ubuntu Server 13.10 AMD64 x86 (The guest) on my TOSHIBA Satellite L655D-S5109 (The host). My/the processor is AMD Turion IIP540 Dual-Core Processor 2.40GHz (64bit OS/x86) And I'...
Azteca's user avatar
  • 101
0 votes
1 answer
43 views

error while Installing the ubuntu OS [duplicate]

I'm trying to install Ubuntu 13.10 on the virtual box on my HP laptop it has following configurations: 6Gb RAM i3-3110M CPU @ 2.40GHz 64-bit Operating System But while it installs the OS it shows ...
Divyesh Parmar's user avatar
0 votes
0 answers
27 views

How to successfully load Ubuntu on Virtual box? [duplicate]

I was successfully able to install Ubuntu 16.04, 18.04, and 20.01. The last two did not load at all. Ubuntu 16.04 did partially load in Virtual box, however, after selecting 'install ubuntu server'; ...
Antonia 's user avatar
71 votes
2 answers
394k views

How do I enable hardware virtualization technology (VT-x) for use in Virtualbox?

So I am trying to run Ubuntu in a virtualbox but on installing 12.10 from the .iso I was greeted by a warning telling me that audio wouldn't work then I pressed next and this popped up: Failed to ...
user132520's user avatar
43 votes
6 answers
500k views

Kernel requires an x86-64 CPU, but only detected an i686 CPU. How can I install Lubuntu/Ubuntu? [duplicate]

I'm trying to install Lubuntu on my laptop (sorta old 2005). [Laptop stats: Intel® Celeron® CPU 410 @ 1.46 GHz 1.47GHz, 448 MB of RAM] I press Install and this message appears: This kernel requires ...
kalebra's user avatar
  • 431
4 votes
4 answers
7k views

Cannot run native Ubuntu in virtualbox with a vmdk created using the createrawvmdk command with partitions specified

I have a Win7 x64 & Ubuntu 11.10 x64 dual boot set-up on a single HDD. I wanted to run the native Ubuntu as a guest OS inside Virtual-box running on Win7 host. I used the following command to list ...
Zaki's user avatar
  • 141
0 votes
1 answer
4k views

This kernel requires an x86-64 CPU but detected an i686 CPU when installing on netbook with 32bit image [closed]

I'm trying to install Ubuntu on my Samsung N130 and I'm having some trouble. Exact error message is This kernel requires an x86-64 cpu, but only detected an i686 CPU. Unable to boot - please use a ...
user1509652's user avatar
1 vote
0 answers
2k views

Virtual Box Only Allows 32 bit Operating Systems

I am using Ubuntu 16.04 64 bit and I try to install Windows 10 64 bit using Virtual Box. My problem is that is only allowing 32 bit options in the list. Why is that? How can I fix it?
Adam's user avatar
  • 2,638
1 vote
3 answers
207 views

How can I specifically download the 64-Bit version of Ubuntu?

I have downloaded Ubuntu 2 times for VirtualBox but in VirtualBox it just shows the 32-Bit options in the operating system menu. This is why I am assuming that the Ubuntu ISO that I downloaded was a ...
Rathin's user avatar
  • 13
0 votes
1 answer
362 views

Problem in installation of Ubuntu in Virtualbox

I was trying to install Ubuntu 32 bits in Virtualbox but the following error occurred this kernel requires an x86-64 cpu but only detected an i686 cpu unable to boot please use a kernel appropriate ...
ellenn's user avatar
  • 3
0 votes
1 answer
142 views

Ubuntu in VirtualBox

I've installed VirtualBox 5.0.14 (for Windows, 32-bit/64-bit) on a Windows 7 64-bit desktop (this is a fairly new machine which definitely has the resources to handle this). When creating a virtual ...
MWheel's user avatar
  • 1
1 vote
1 answer
90 views

I cannot load Ubuntu in ACER 10 because i an very new in this community and i need help in about ubuntu. [duplicate]

I have a laptop ACER 10, and when I try to load Ubuntu I get back an error that says: This kernel requires an x86-64 CPU, but only detected an i686 CPU -please use a kernel appropriate for your CPU. ...
Τάσος Πεφάνης's user avatar