Bt5 R3 Grub Help

[c_brew]

I am trying to make a usb multipass with backtrack 5 r3 on it but have failed do to an error when booting bt5 up, i am using the latest version of grub (grldr) and no matter what i try i get this error

(initramfs) Unable to find a medium containing a live file system
[/CODE]

my menu.lst is

[CODE]
color green/black black/green

timeout 60

title BackTrack 5
root(bd)
kernel /bt5/casper/vmlinuz file=/cdrom/preseed/custom.seed boot=casper text splash vga=791--
initrd /bt5/casper/initrd.gz
[/CODE]

can someone please help, i have looked through other posts regarding this but they seemed not to work

thanks

[Mr-Protocol]

This may help a bit.

http://www.backtrack-linux.org/tutorials/

[c_brew]

After i slittle bit of searching on the website i found that this worked

title BackTrack 5
root(bd)
kernel /bt5/casper/vmlinuz file=/cdrom/preseed/custom.seed live-media-path=BT5/casper boot=casper persistent locale=en_GB.UTF-8 keyb=uk textonly noprompt vga=791--
initrd /bt5/casper/initrd.gz
[/CODE]