On Tue, Aug 27, 2024 at 02:45:56AM +0200, Adrian Zaugg wrote:
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...
>
> Still there where errors from ALSA on the boot screen: "Failed to import hw:0
> use case configuration" I could get rid of them by manipulating the init
> script from alsa-utils: I needed to add in the restore_levels function the
> argument "--no-ucm" to alsactl just before "restore".

What is UCM?  man alsactl documents --no-ucm by saying
    Skip the UCM init even if available.
But does not way what UCM is.

>
> >From that point ALSA was working and I could use amixer. Sound from audacity,
> chosing sysdefault as an output was working.

Sounds promising.

-- hendrik