> > Could you do strace for ALSA ioctls? At least having the error code might > > help to identify this issue. > > I don't know how but I'm willing to try if you want to tell me how to > do it. Please keep in mind, I'm just an end-user -- not a developer > or even c coder. The most I've done is run xine in gdb to help supply > bug info to those devs. strace -o alsa-strace speaker-test -Dhw:0,3 -t wav -c2 -l1 Or strace -o alsa-strace mplayer -ao alsa:device=hw=0.3 XXXXXXXX.mp3 Do you see error messages when playing via other audio devices, eg. mplayer -ao alsa:device=hw=0.0 XXXXXXXX.mp3 ? Thanks, Fengguang _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel