[Jack-Devel] Sudden problem Jack refuses to start.

[liebrecht at grossmann-venter.com]

On 2019-08-07 08:08, John Rigg wrote:
> On Tue, Aug 06, 2019 at 04:13:05PM -0400, 
> liebrecht at grossmann-venter.com wrote:
>> I get the following, would you mind to help me interprate this as I do
>> not see how I can change the jack string with this info.
>> 
>> /proc/asound$ grep -r -i 1818 *
>> card1/midi0:AudioBox 1818 VSL
> 
> The card number corresponds to the hw: number.
> This is card 1, so use -hw:1, eg.:
> jackd -dalsa -hw:1 -r44100 -p512 -n8
> 
> I notice you also have an M-Audio USB interface plugged in.
> I wonder if the two USB audio devices are sometimes detected
> in the wrong order. This could happen if one of them becomes
> inactive and needs re-plugging, for example.
> 
> It may be simpler for troubleshooting purposes to leave the
> M-Audio device unplugged (which may change the card number
> of the 1818 so you'll need to check it again).
> 
> John

John ignore my latest email.
I didnt notice that you answered already.
This answers the question.
Thank you very much.