having the MIDI tracks/buses audio output meters turned off, specially on the MIDI track that you're switching output buses, should not trigger the issue,... anyway...
can you try again and experiment away with qtractor >= 0.9.10.1git.6990a0 (todays git head master) ?
that's strange
having the MIDI tracks/buses audio output meters turned off, specially on the MIDI track that you're switching output buses, should not trigger the issue,... anyway...
can you try again and experiment away with qtractor >= 0.9.10.1git.6990a0 (todays git head master) ?
cheers