If we load the instruments config without patches the gus emulation will not fall back to fluidsynth and no music will play. How to replicate the issue:
set midi_dmxgus=true
select Gus Emulation as midi device
remove any path from section SoundfontSearch.Directories (we prevent auto selection of patches)
I will do some more test on QuestZDoom and LZDoom to make sure I didn't add any futher bugs, but these changes seems to fix the problem on these two ports
… found and a valid dmxgus lump is provided
If we load the instruments config without patches the gus emulation will not fall back to fluidsynth and no music will play. How to replicate the issue: