[ardour-users] problem adding new track: insufficient jack ports

Jesse Chappell jesse at essej.net
Thu Apr 27 14:31:04 PDT 2006

On 4/27/06, Jesse Chappell <jesse at essej.net> wrote:
> On 4/27/06, Jürgen Schöneberg <jschoeni at gmx.net> wrote:
> > ardour 0.99.2:
> >
> > when i try to add a new track , I get:
> >
> > "There are insufficient jack ports available
> > to create a new track or bus, you should save ardour, exit and restart jack
> > with more ports"
> >
> >
> > how can I start jack with more ports?
> If you use qjackctl just go into the setup and increase the port count
> (near the bottom) up to 256 or 512.  On the command line that would be
> 'jack -p 512 -d alsa ...... '

make that 'jackd ....'

> This is a common problem when you start making large sessions, and/or
> your audio interface has many channels... the default value is a bit
> too small in those cases.

Since you didn't mention platform I assumed Linux, but if you are a
Mac user, JackPilot doesn't let you specify the port value, I suggest
you use qjackctl (downloadable from ardour's osx requirements page).


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