Trouble installing from thumb drive

[Warren Block]

On Sat, 15 Feb 2014, Walter Hurry wrote:

> I'm trying to install FreeBSD-10.0-RELEASE-amd64-memstick.img (dd'd to a memory stick).
> I can boot from the memory stick but it gets stuck at mountroot, with error 19.
>
> I have verified the checksum of the downloaded image, and it's fine.
>
> What other information can I provide so as to enable some kind soul to identify the problem?

Please show the exact error message.  Depending on where it stops, 
merely waiting a few seconds and pressing Enter may be enough.