Re: [LAU] Behringer UMC1820 suddenly stopped working with JACK2 (after re-install)

On Mon, 6 May 2019 16:04:38 -0500
"Chris Caudle" <chris@chriscaudle.org> wrote:

>On Mon, May 6, 2019 3:24 pm, nik@parkellipsen.de wrote:
>> i recently re-installed Arch Linux on my laptop after a disk swap and
>> suddenly JACK2 (non-dbus) doesn't run with my Behringer UMC1820
>> anymore.
>...
>> I usually start jack2 like this (works with the other device):
>>
>> jackd -P98 -dalsa -dhw:2 -p512 -n3 -o2 -r44100
>
>Have you verified the device number? The device number can change between
>reboots even, so definitely could change when reinstalling your OS.
>Easiest to check using aplay -l to list all ALSA devices, perhaps hw:2 is
>no longer your UMC interface.

I find it's safer to use device names rather than numbers (unless you have two
identical ones).

My MIDI keyboard identifies as 'Hua Xing'
and audio is 'HW:K6'

-- 
Will J Godfrey
http://www.musically.me.uk
Say you have a poem and I have a tune.
Exchange them and we can both have a poem, a tune, and a song.
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