Yeah, well when I had it working was before I upgraded to ECS and the Fatter Agnus. I may have even upgraded from 1.2 to 1.3 at that time, I just can't remember. Anyhow, after that upgrade, a handful of games went bye-bye for me. That was one such game.
Oh and I just realized that I made a comment above about it not being tried on the newest WinUAE when you said you'd tried it one post before. My bad...