I also experienced "Failed to determine the codename for the release" after sw RAID setup using 8.10 Alternate CD.
I found out that this was because cdrom device changed at some point of RAID setup. My solution was:
* Open terminal (F2) #mount lists /dev/scd0 on /cdrom #umount /cdrom #mount /dev/scd1 /cdrom
scd1 was only one found after entering /dev/scd[TAB].
* Return to menu and select "Rescan cdrom"
Suggestion would be to re-mount cdrom after RAID setup is done.
I also experienced "Failed to determine the codename for the release" after sw RAID setup using 8.10 Alternate CD.
I found out that this was because cdrom device changed at some point of RAID setup. My solution was:
* Open terminal (F2)
#mount
lists /dev/scd0 on /cdrom
#umount /cdrom
#mount /dev/scd1 /cdrom
scd1 was only one found after entering /dev/scd[TAB].
* Return to menu and select "Rescan cdrom"
Suggestion would be to re-mount cdrom after RAID setup is done.