It worked for Tiger (Superduper) to that external HD which I then upgraded. I only work with 3 disks. One with Tiger and (now an empty one) inside and that external with Leopard on. I used used CCC to copy Leopard to the internal one as CCC should do. It's made to do that. Paul Moortgat On 31 Jan 2008, at 16:57, Matt Gregory wrote: > This is what I've sent to Mike about the latest CCC: > > I tried to copy an external ATA drive containing leopard to an > internal SATA drive to have Leopard there. > It didn't worked. The internal one wouldn't startup. It took 5 hours > to copy and I never got a warning or error. > > > When I read the above it sounds like the external drive may have > been created by cloning a different machine than the one you're > trying to restore it onto. Is that the case? I don't know, but I > doubt that would work as it sounds like a great way to steal OS X. > Not saying that's what you're trying to do, as you clearly mentioned > you have the install disc. I mention it because it makes sense as a > reason why it would copy but not startup. > > matt.