Problem solved. Just shed the GUS Pro Patches and used the conventional GUS 4.11 drivers.

After setting up GUS under sndsetup.exe, get a message upon game start-up reading: Not enough memory available for GUSWAVE. Try initializing Sound Fx before Music. Now the Apogee website says the following: Gravis Ultrasound and ROTT The problem that you are having with the Gravis Ultrasound is that …