Editado, não consigo executar o QJACKCCTL

[felipe_narede]

A dias tento, olho em foruns mais nunca conseguir resolver o problema. preciso dele para executar um programa de piano mas todas as tentativas para faze-lo funcionar foram em vão.

Quando abro ele aparace a seguinte mensagem:

D-BUS: JACK server could not be started.
Sorry
Could not connect to JACK server as client.
- Overall operation failed.
- Unable to connect to server.
Please check the messages window for more info

Isso aparece na caixa mensagens..

15:52:22.935 Patchbay deactivated.
15:52:23.042 Statistics reset.
15:52:23.239 ALSA connection change.
15:52:23.310 D-BUS: Service is available (org.jackaudio.service aka jackdbus).
15:52:24.003 D-BUS: JACK server could not be started. Sorry
Sat Jan 4 15:52:23 2014: Starting jack server...
Sat Jan 4 15:52:23 2014: JACK server starting in realtime mode with priority 10
Sat Jan 4 15:52:23 2014: ERROR: Cannot lock down 82274202 byte memory area (Cannot allocate memory)
Sat Jan 4 15:52:23 2014: ERROR: cannot register object path "/org/freedesktop/ReserveDevice1/Audio0": A handler is already registered for /org/freedesktop/ReserveDevice1/Audio0
Sat Jan 4 15:52:23 2014: ERROR: Failed to acquire device name : Audio0 error : A handler is already registered for /org/freedesktop/ReserveDevice1/Audio0
Sat Jan 4 15:52:23 2014: ERROR: Audio device hw:0 cannot be acquired...
Sat Jan 4 15:52:23 2014: ERROR: Cannot initialize driver
Sat Jan 4 15:52:23 2014: ERROR: JackServer::Open failed with -1
Sat Jan 4 15:52:23 2014: ERROR: Failed to open server
Cannot connect to server socket err = Arquivo ou diretório não encontrado
Cannot connect to server request channel
jack server is not running or cannot be started
Cannot connect to server socket err = Arquivo ou diretório não encontrado
Cannot connect to server request channel
jack server is not running or cannot be started
15:52:25.934 ALSA connection graph change.
Sat Jan 4 15:52:24 2014: Saving settings to "/home/felipeholland/.config/jack/conf.xml" ...
15:52:58.907 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 = Arquivo ou diretório não encontrado
Cannot connect to server request channel
jack server is not running or cannot be started
15:53:26.179 D-BUS: JACK server could not be started. Sorry
Cannot connect to server socket err = Arquivo ou diretório não encontrado
Cannot connect to server request channel
jack server is not running or cannot be started
Sat Jan 4 15:53:25 2014: Starting jack server...
Sat Jan 4 15:53:25 2014: JACK server starting in realtime mode with priority 10
Sat Jan 4 15:53:25 2014: ERROR: Cannot lock down 82274202 byte memory area (Cannot allocate memory)
Sat Jan 4 15:53:26 2014: ERROR: cannot register object path "/org/freedesktop/ReserveDevice1/Audio0": A handler is already registered for /org/freedesktop/ReserveDevice1/Audio0
Sat Jan 4 15:53:26 2014: ERROR: Failed to acquire device name : Audio0 error : A handler is already registered for /org/freedesktop/ReserveDevice1/Audio0
Sat Jan 4 15:53:26 2014: ERROR: Audio device hw:0 cannot be acquired...
Sat Jan 4 15:53:26 2014: ERROR: Cannot initialize driver
Sat Jan 4 15:53:26 2014: ERROR: JackServer::Open failed with -1
Sat Jan 4 15:53:26 2014: ERROR: Failed to open server
Sat Jan 4 15:53:26 2014: Saving settings to "/home/felipeholland/.config/jack/conf.xml" ...
15:53:28.868 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 = Arquivo ou diretório não encontrado
Cannot connect to server request channel
jack server is not running or cannot be started

[King11]

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Veja se esse link ajuda!

https://help.ubuntu.com/community/HowToQjackCtlConnections

[zekkerj]

jack server is not running or cannot be started

Já tentou jogar isso no google, pra ver o que volta?