On Mon, 2016-12-26 at 19:26 +0100, Ralf Mardorf wrote: > Is there anything useful in the log file? > > Please run > > grep "$(date "+%b %d")" ~/.log/jack/jackdbus.log|tail -50 > > and post the output.
Here goes - not sure that there's anything helpful there. The whole section represents repeated attempts to connect things, switching keyboard off and on, rebooting computer etc. david@eros:~$ grep "$(date "+%b %d")" ~/.log/jack/jackdbus.log|tail -50 Mon Dec 26 14:51:31 2016: graph reorder: new port 'system:playback_1' Mon Dec 26 14:51:31 2016: graph reorder: new port 'system:playback_2' Mon Dec 26 14:51:31 2016: graph reorder: new port 'system:midi_capture_1' Mon Dec 26 14:51:31 2016: graph reorder: new port 'system:midi_playback_1' Mon Dec 26 14:51:33 2016: Saving settings to "/home/david/.config/jack/conf.xml" ... Mon Dec 26 14:51:34 2016: New client 'qjackctl' with PID 2400 Mon Dec 26 14:51:54 2016: New client 'Qtractor' with PID 2453 Mon Dec 26 14:51:54 2016: Connecting 'system:capture_1' to 'Qtractor:Master/in_1' Mon Dec 26 14:51:54 2016: Connecting 'system:capture_2' to 'Qtractor:Master/in_2' Mon Dec 26 14:51:54 2016: Connecting 'Qtractor:Master/out_1' to 'system:playback_1' Mon Dec 26 14:51:54 2016: Connecting 'Qtractor:Master/out_2' to 'system:playback_2' Mon Dec 26 15:17:16 2016: scan: deleted port hw:2,0,0 in-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 15:17:16 2016: scan: deleted port hw:2,0,0 out-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 15:17:32 2016: scan: added port hw:2,0,0 in-hw-2-0-0-CASIO- USB-MIDI-MIDI-1 Mon Dec 26 15:17:32 2016: scan: added port hw:2,0,0 out-hw-2-0-0-CASIO- USB-MIDI-MIDI-1 Mon Dec 26 15:17:32 2016: scan: opened port hw:2,0,0 in-hw-2-0-0-CASIO- USB-MIDI-MIDI-1 Mon Dec 26 15:17:32 2016: scan: opened port hw:2,0,0 out-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 15:53:13 2016: scan: deleted port hw:2,0,0 in-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 15:53:13 2016: scan: deleted port hw:2,0,0 out-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 15:53:25 2016: Disconnecting 'system:capture_1' from 'Qtractor:Master/in_1' Mon Dec 26 15:53:25 2016: Disconnecting 'system:capture_2' from 'Qtractor:Master/in_2' Mon Dec 26 15:53:25 2016: Disconnecting 'Qtractor:Master/out_1' from 'system:playback_1' Mon Dec 26 15:53:25 2016: Disconnecting 'Qtractor:Master/out_2' from 'system:playback_2' Mon Dec 26 15:53:25 2016: Client 'Qtractor' with PID 2453 is out Mon Dec 26 15:53:39 2016: scan: added port hw:2,0,0 in-hw-2-0-0-CASIO- USB-MIDI-MIDI-1 Mon Dec 26 15:53:39 2016: scan: added port hw:2,0,0 out-hw-2-0-0-CASIO- USB-MIDI-MIDI-1 Mon Dec 26 15:53:39 2016: scan: opened port hw:2,0,0 in-hw-2-0-0-CASIO- USB-MIDI-MIDI-1 Mon Dec 26 15:53:39 2016: scan: opened port hw:2,0,0 out-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 15:54:27 2016: New client 'ardourprobe' with PID 4094 Mon Dec 26 15:54:27 2016: Client 'ardourprobe' with PID 4094 is out Mon Dec 26 15:54:27 2016: New client 'ardourprobe' with PID 4094 Mon Dec 26 15:54:27 2016: Client 'ardourprobe' with PID 4094 is out Mon Dec 26 15:57:38 2016: New client 'Qtractor' with PID 4328 Mon Dec 26 15:57:38 2016: Connecting 'system:capture_1' to 'Qtractor:Master/in_1' Mon Dec 26 15:57:38 2016: Connecting 'system:capture_2' to 'Qtractor:Master/in_2' Mon Dec 26 15:57:38 2016: Connecting 'Qtractor:Master/out_1' to 'system:playback_1' Mon Dec 26 15:57:38 2016: Connecting 'Qtractor:Master/out_2' to 'system:playback_2' Mon Dec 26 16:00:14 2016: Disconnecting 'system:capture_1' from 'Qtractor:Master/in_1' Mon Dec 26 16:00:14 2016: Disconnecting 'system:capture_2' from 'Qtractor:Master/in_2' Mon Dec 26 16:00:14 2016: Disconnecting 'Qtractor:Master/out_1' from 'system:playback_1' Mon Dec 26 16:00:14 2016: Disconnecting 'Qtractor:Master/out_2' from 'system:playback_2' Mon Dec 26 16:00:14 2016: Client 'Qtractor' with PID 4328 is out Mon Dec 26 17:09:43 2016: New client 'a2j' with PID 5142 Mon Dec 26 17:10:23 2016: Client 'a2j' with PID 5142 is out Mon Dec 26 17:58:42 2016: Client 'qjackctl' with PID 2400 is out Mon Dec 26 17:58:42 2016: Stopping jack server... Mon Dec 26 17:58:42 2016: Client 'system' with PID 0 is out Mon Dec 26 17:58:42 2016: scan: deleted port hw:2,0,0 in-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 17:58:42 2016: scan: deleted port hw:2,0,0 out-hw-2-0-0- CASIO-USB-MIDI-MIDI-1 Mon Dec 26 17:58:42 2016: Released audio card Audio1 Thanks for all your help. David -- ubuntu-studio-users mailing list ubuntu-studio-users@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-studio-users