[pulseaudio-discuss] What does "unknown" as a port availability status mean? And how do I get rid of it?

[Raymond Yau]

> > ports:
> > analog-output: Analog Output (priority 9900, available: unknown)
> > properties:
> > analog-output-headphones: Headphones (priority 9000, available: yes)
> > properties:
> > active port: <analog-output-headphones>
> >
> > At the bottom you can see the "Analog Output" has it's available
> > status set to "unknown", what does this mean & how do I get rid of it?
>
> It means that pulseaudio doesn't know if the port is available or not.
> That's not generally something to worry about - you can try to activate
> the port to see if it works or not, the "unknown" state only means that
> pulseaudio doesn't know if it works or not.
>
But most PCI sound cards does not support jack detection and the major
problem is they cannot be selected in sound preference anymore since
pulseaudio 2.0
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