Linked Questions

4 votes
1 answer
5k views

Boot CD won't boot with a "x86-64 CPU,but only detected an i686 CPU" error

The error message is This kernel requires an x86-64 CPU,but only detected an i686 CPU. Unable to boot - please use a kernel appropriate for your CPU. How can I overcome this?
Jeffrywith1e's user avatar
  • 2,835
3 votes
2 answers
13k views

How do I find the right ubuntu kernel for an i686 CPU? [duplicate]

I burned a copy of Ubuntu to dvd, I went to install it on an Acer Aspire 5610z which had vista. I removed vista and put xp on it about 3 or 4 years ago. My problem is that I now have a black screen ...
Bruce Bush's user avatar
1 vote
1 answer
3k views

VirtualBox can't run Kali - "kernel requires an x86-64 CPU, but only detected an i686 CPU" [duplicate]

I upgraded Ubuntu 16.04 to Ubuntu 17.04. Now I installed VirtualBox and am trying to make a Kali Linux virtual machine, but it is showing me this message: This kernel requires an x86-64 CPU, but ...
Alcash's user avatar
  • 11
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
1 vote
1 answer
692 views

Error while installing Ubuntu (X86-64 CPU expected) [duplicate]

While installing Ubuntu in VirtualBox, I got error messages: This kernel requires X86-64 CPU,but only detected an i686 CPU. Unable to boot- please use a kernel appropriate for your CPU. How do I ...
Babatunde's user avatar
0 votes
2 answers
452 views

installation ubuntu 14.04 on win Xp professional 32 bit [duplicate]

I have an old Win XP Professional 32-bit machine. Intel Pentium(R) 4 CPU 2,4 GHz and 1,25GB RAM. When I try to install Ubuntu 14.04 from DVD I get this message: This kernel required an x86-64CPU, but ...
Simona Habib's user avatar
0 votes
1 answer
408 views

18.04 - Can't Get 64 bit Ubuntu on my Intel Core i7-6500u to start in Oracle Virtual Box [duplicate]

try to start and get Kernel requires x86-64 CPU, but only detects i686
George's user avatar
  • 1
1 vote
1 answer
129 views

I get a kernel error [duplicate]

Can someone, please, tell me what to do to fix this error?
Aaron Backhouse-Smith's user avatar
0 votes
1 answer
120 views

Kernel won't boot on start up of first time install "this kernels requires an x86_64 CPU [duplicate]

At boot time I get this message: This kernel requires an x86-64 CPU, but only detected an i686 CPU. Unable to boot- please use kernel appropriate for your CPU
David Cervantes's user avatar
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
141 votes
4 answers
570k views

Cannot install Ubuntu in VirtualBox due to "this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot" error

I was trying to install Ubuntu 12.04 in VirtualBox 4.2.12r84980. I see this kernel requires an x86-64 CPU, but only detects an i686 CPU, unable to boot But I am using a 64 bit Windows 8, and ...
aluph's user avatar
  • 1,411
0 votes
1 answer
874 views

Cent OS not supporting AMD Processor [closed]

I am facing issue while installing centOS in the oracle virtual box. The processor i am using is AMD A8, 6410. Can you assist in the solving the issue by suggesting any lower versions of centOS ...
venkatasamanthreddy pallapolu's user avatar