As far as " /dev/sda1 does not exist"
Type: fdisk -l
To see if your USB drive is listed as sda(1)
It may be something different as sda2 or sdb1.
As for the second issue, I'll look into it unless someone answers before I get back.
Type: fdisk -l
To see if your USB drive is listed as sda(1)
It may be something different as sda2 or sdb1.
As for the second issue, I'll look into it unless someone answers before I get back.