> Ok, if I need to go back to square one (the 4th email of this chain)... I > compiled the stuff and then I had > > Failed to start the virtual machine Kids. > > VirtualBox can't operate in VMX root mode. Please disable the KVM kernel > extension, recompile your kernel and reboot (VERR_VMX_IN_VMX_ROOT_MODE). What its trying to tell you in a wonderfully user intutitive manner is "Another virtual machine is loaded and you can only have one hypervisor at a time using the CPU hardware assist" Or in even plainer English "Hey you don't need virtualbox, the stuff supplied with Fedora will just work" > How do I compile my kernel without this KVM kernel extension and what is the > side effects of doing so? It ought to be sufficient to "rmmod kvm" I suspect, however firing up the virtual machine manager and creating a new virtual machine via kvm should also "just work" -- fedora-list mailing list fedora-list@xxxxxxxxxx To unsubscribe: https://www.redhat.com/mailman/listinfo/fedora-list Guidelines: http://fedoraproject.org/wiki/Communicate/MailingListGuidelines