I actually get the exact same error msg when trying to play Gabriel Knight with speech, however yesterday i did (much to my amazement and glee) get QFG4 working with speech! I don't know if it'll work for you, but I'll tell you what i did to make it work. In the resource.cfg file these are my sound …

Oh one more thing, I'm using both the floppy disk version of Quest for Glory 4 and the version from the QFG Collection CD. I've tried version 1.1 and upgrade to 1.1a but neither work.

I had a question. With the newest version of DOSBox 0.60 has anyone been able to run Quest for Glory 4 with sound? If I run the game without sound options enabled it runs but if I enable ANY sound options (Sound Blaster, midi, etc) from the install.exe setup program the game crashes with the error " …