I installed Redhat 9.0 on my IBM 300PL box and everything seemed to be fine.
But when I goto System Settings> Soundcard Detection, gnome says no soundcards were detected.
And when I goto Sound & Video> Volume control, I get a message saying "Invalid mixer device" and the details say: unable to open /dev/mixer... make sure that you have permission to open '/dev/mixer' and that you have sound support in your kernel.
And finally, if I goto System Setting> Hardware Browser and look under the Sound cards tab, it says:
Any help would be much appreciated.