Ok, here is a new one. Installing FC5 off dvd. DVD passes media check.
This is triggered during dependency check at install
An error occurred unmounting the CD. Please make sure you're not accessing /mnt/source from the shell on tty2 and then click OK to retry.
using text mode install. Full installation being tried.
P4 2.8 GHz
ABIT IT7 mobo
WD 80 Gig IDE (Master) Chain1
NED DVD-RW (Master) Chain2
Bios is up to date
This system ran FC4 beautifully.