Am 27.10.21 um 12:29 schrieb Richard Shann: > On Mon, 2021-10-25 at 22:24 +0300, Andreas Schneider wrote: >> Am 25.10.21 um 12:53 schrieb Richard Shann: >>> On Sun, 2021-10-24 at 15:18 +0300, Andreas Schneider wrote: >>>> If MIDI is configured to use Jack, start playback plays back two >>>> notes >>> >>> are these actually audible? >> >> Yes, they are. >> >>>> and then stops. Also, the note at the cursor is changed to the >>>> note >>>> of >>>> the first staff while playing back. >>> >>> Did you mean the cursor position changes? >> >> I mean that the note changes its value, e.g. in my example below the >> c >> changes to a g. > > This must be one of the most extraordinary side effects ever reported > for Denemo! If the score is saved before you start playback does it > become unsaved (the * appears) when the note changes value? If so, > under gdb a break placed on the function score_status() i.e. > > gdb> b score_status > > should fire off when the note changes in value and "where" should > reveal the route by which this happened... There seems to be a loop in Jack. If I disconnect denemo from midi_playback_1 in QJackCtl, the playback works normally.
Andreas