000 qjackctl dbus error || server not started error - rod8902/grrc2016 GitHub Wiki
https://community.ardour.org/node/2322 => alsa driver 설치 후 jack2 rebuild and install $ sudo apt-get install libasound2-dev $ cd jack2 $ ./waf uninstall $ ./waf configure => alsa driver 있는지 확인하기. $ ./waf build $ sudo ./waf install