Re: [Jack-Devel] Usage feasibility Q

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DateTue, 30 Jan 2018 18:55:29 +0100
From Christian Affolter <[hidden] at purplehaze dot ch>
To[hidden] at lists dot jackaudio dot org
In-Reply-ToRobert Bielik Re: [Jack-Devel] Usage feasibility Q
On 30.01.2018 18:45, Robert Bielik wrote:
>> What error message do you get without sudo? Maybe your user has to be in
>> the "audio" group (or similar).
> 
> The error is:
> Cannot connect to server socket err = No such file or directory
> Cannot connect to server request channel
> jack server is not running or cannot be started
> JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
> JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
> aplay: main:788: audio open error: No such file or directory
> 
> And the "pi" user seems to be in audio group:
>> groups
> pi adm dialout cdrom sudo audio video plugdev games users input netdev gpio i2c spi
> 
> Running with sudo plays audio just fine.

Just run aplay under the same user which already owns the jackd process.
I'm unaware about the current situation in regard of multi-user
connection support for jackd.

Best,
Chris
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