I managed to reproduce under linux 64 bit. A thing I noticed is that the gus memory after loading the song (just above the channels) is different between 32 and 64 bit I have some further information. 1: Scream Tracker 3 and the GUS MIDI player utility are not affected by this issue. Both of these …

Do you have any clear instructions on how easily reproduce the bug ? (for somebody like who has never FT II before) ? Maybe a file needs to be loaded ? Download FT2.zip (attached), then run ft2.exe. Click disk op, single click ambpower.mod to load it. Then just click disk op again to dismiss that …

Well, there's something different for certain between 0.74 and 0.74-2 for GUS behaviour. UPDATE: My wonderful furry lover has tested this exact configuration on Windows 64 bit for me (with a 32 bit 0.74-2 DOSBox and a copy of my configuration file + FT2 install). And - to my surprise! - it works …

What version of FastTracker are you using? 2.09. if you look at the input file for 0.74-2 for the gus emulation is identical to 0.74. Well, there's something different for certain between 0.74 and 0.74-2 for GUS behaviour. If you're certain no bug could have been introduced in gus.cpp then it must …

Two bugs. Bug #1 present in both 0.74 and 0.74-2. Bug #2 only present in 0.74-2. Host platform: MacOS 10.13.6 Macbook Pro Retina i7 with discrete AMD graphics (with GFX switching to Intel Iris Pro) 16GB RAM Built-in soundcard Bug #1 : Affected versions: At least 0.74 and 0.74-2 Problem: Fasttracker …