[ardour-users] Unable to add more tracks

Mark Knecht markknecht at gmail.com
Mon Oct 11 06:34:15 PDT 2004


On Mon, 11 Oct 2004 15:13:45 +0200, Wolfgang Woehl <tito at rumford.de> wrote:
> Mark Knecht <markknecht at gmail.com>:
> > Hi,
> >    I have a very modest session with 9 stereo tracks. When I attempt
> > to add a 10th track I get the following messages:
> >
> > [ERROR]: IO: cannot register input port Audio 10/in 1
> > [ERROR]: cannot configure 2 in/2 out configuration for new audio
> > track
> >
> > and then Ardour adds a mono track.
> 
> Try increasing the -p value given to jackd (not the -p given to the
> alsa backend), that's "Port Maximum" and shows up on qjackctl's setup
> page.

will try when I got booted up. However I think it's currently set to
something like 2. Why would this limit me to 9 stereo tracks?

(Answer: That's the nature of bugs...)

> 
> > Why does it do this?
> 
> Jesse suggested this when I had trouble connecting clients to jack
> and/or adding tracks in ardour which is basically the same thing. This
> came up only when I started jackd with capabilities enabled on a lowlat
> kernel.

If true then this is really a major problem. I guess we need the fix
to Jack sooner vs. later?

Thanks,
Mark

> 
> Wolfgang
> 
> 
> 
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