It happened the same in 12.04 with 14.04. I have the latest version of virtualbox which is 4.3.18 and the expansion pack. If anyone can think of ideas why this might be happening that would be helpful. But at this time I might have to look for a new computer. On Thu, Nov 13, 2014 at 2:51 PM, Stephen M wrote: > Hi all, > I'm not sure if someone has already asked this question. I have a 64 bit > host that I have VT enabled in the BIOS. I can sometime create/run 64 bit > guest machines and other times not. It is usually when I reboot my > computer. > > I have tried to turn off VT or just having it on. It will eventually come > back though. This problem has been going on for a while now. I was on > Ubuntu 12.04 but now 14.04 beyond that nothing else changed. > > -- > Stephen Melheim > 602-400-7707 > SMelheim85@gmail.com > -- Stephen Melheim 602-400-7707 SMelheim85@gmail.com