[Guest]

you've gone wrong with the UI1.1 patch. UI is not compatible with HSFX.
correct procedure as follows: (EXACTLY what skyomish said)
patch game to 4.08
patch game to 4.09 - official 4.09m patch - NOT 4.09b1m!
install HSFX 4.0
patch with HSFX 4.1 update.
done :wink: