I Have:
1. Installed lmms.
2. qJack3
3. a2jmidid -e
4. ALSA Drivers
5. Nektar impakt lx 61
in lmms settings audio interface - jack
in midi setting a can't change setting - Dummy (midi not support)
Jack settings:
Jack audio
Jack alsa
Jack midi
aconnect -o
client 14: 'Midi...