[Jack-Devel] Jack will not start

Filipe Coelho falktx at gmail.com
Thu Dec 21 22:35:00 CET 2017


Something is already using the default soundcard before JACK tries to 
access it.

Figure out what that is, and stop it.


On 21.12.2017 21:25, Joe Frey wrote:
>
> Hello there, I was using Jack until last month. Tried to start it 
> today and nothing. Any ad vice would be appreciated. Tx. JoeF.
>
> 15:45:55.995 Statistics reset.
>
> 15:45:56.038 ALSA connection change.
>
> 15:45:56.260 D-BUS: Service is available (org.jackaudio.service aka 
> jackdbus).
>
> 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 
> 4294967295, skipping unlock
>
> JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 
> 4294967295, skipping unlock
>
> 15:45:56.346 ALSA connection graph change.
>
> 15:45:59.493 D-BUS: JACK server could not be started. Sorry
>
> 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 
> 4294967295, skipping unlock
>
> JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 
> 4294967295, skipping unlock
>
> Thu Dec 21 15:45:59 2017: Starting jack server...
>
> Thu Dec 21 15:45:59 2017: JACK server starting in realtime mode with 
> priority 10
>
> Thu Dec 21 15:45:59 2017: self-connect-mode is "Don't restrict self 
> connect requests"
>
> Thu Dec 21 15:45:59 2017: ERROR: Cannot lock down 82274202 byte memory 
> area (Cannot allocate memory)
>
> Thu Dec 21 15:45:59 2017: Acquired audio card Audio0
>
> Thu Dec 21 15:45:59 2017: creating alsa driver ... 
> hw:0|hw:0|1024|3|44100|0|0|nomon|swmeter|-|32bit
>
> Thu Dec 21 15:45:59 2017: ERROR:
>
> ATTENTION: The playback device "hw:0" is already in use. Please stop 
> the application using it and run JACK again
>
> Thu Dec 21 15:45:59 2017: ERROR: Cannot initialize driver
>
> Thu Dec 21 15:45:59 2017: ERROR: JackServer::Open failed with -1
>
> Thu Dec 21 15:45:59 2017: ERROR: Failed to open server
>
> Thu Dec 21 15:46:00 2017: Saving settings to 
> "/home/lulujoe13/.config/jack/conf.xml" ...
>
> 15:46:08.819 Could not connect to JACK server as client. - Overall 
> operation failed. - Unable to connect to server. Please check the 
> messages window for more info.
>
> 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 
> 4294967295, skipping unlock
>
> JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for 
> 4294967295, skipping unlock
>
>
>
> _______________________________________________
> Jack-Devel mailing list
> Jack-Devel at lists.jackaudio.org
> http://lists.jackaudio.org/listinfo.cgi/jack-devel-jackaudio.org

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