At 21 Jul 2002 23:22:08 -0700,
Florin Andrei wrote:
> 
> - nForce soundcard (AC97 clone, works with the intel8x0 module)
> - Linux Red Hat 7.3 with the latest kernel update (2.4.18-5)
> - alsa-driver compiled from tarball
> - alsa-lib and alsa-utils packaged into RPMs
> 
> My sound applications work fine; i can play audio CDs with Grip and MP3s
> with XMMS (OSS plugin).
> If i run alsamixer as root, everything's fine. But if i run it as any
> other user, i get this error:
> 
> ###############################################
> [florin@rivendell florin]$ alsamixer 
> ALSA lib control.c:601:(snd_ctl_open_noupdate) Invalid CTL default
> 
> alsamixer: function snd_ctl_open failed for default: No such file or
> directory
> [florin@rivendell florin]$
> ###############################################
> 
> If i change permissions to /dev/mixer0 to 666, it does not help, and the
> permissions are lost after reboot anyway.
> 
> What am i doing wrong?

please check whether you set any gid/uid/permission options of snd
module in /etc/modules.conf, such like snd_device_mode=0600.
for convenient (but insecure) use, try snd_device_mode=0666.

btw, the device file you mentioned above is for oss only, not for
alsa, which uses the files /dev/snd/*.



Takashi


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