Hi all, @Sagar Shimpi @Alex Gauthier After importing the Sandbox (HDP 2.4) by the VirtualBox, I am getting the same error message above ("This kernel requires an x86-64 CPU, but only detected an i686 CPU. Unable to Boot - Please use a kernel appropriate for your CPU") , although my CPU info shows this: 64-bit operating system, x64-based processor BTW, I am using VirtualBox on to of Windows 10, and the settings of HDP 2.4 after importing showed ubunto 32-bit, running it showed CentOS 64, then the error messsage poped out. I am not sure what the problem is? Rawi ... View more