I have use the instructions given here ,,,,
http://learn.clemsonlinux.org/wiki/Ubuntu:Install_from_USB_drive
And ended up getting the following message
Unable to mount root fs on unknown-block(0,0)
Look into kernel messages and try to determine what name your detected USB flash does get. The article assumes it is /dev/sda. If you have SATA disk your flash could be called sdb or other name.
Look into kernel messages
Look into kernel messages and try to determine what name your detected USB flash does get. The article assumes it is /dev/sda. If you have SATA disk your flash could be called sdb or other name.