hi: I've installed alsa driver successfully. But when I executed amixer, it said: amixer: Mixer attach default error: No such file or directory I know it want to open /dev/snd/controlC0, but I haven't this file. Why? What could I do now? Coscell _______________________________________________ Blinux-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/blinux-list