If you already installed Restoration Project:
1. Right click (or Cmd Click) on your Fallout 2 icon and select "Show Package Contents"
2. Run Wineskin.app
3. Advanced > Tools > Registry Editor
4. Browse to:
and delete entry associated with fallout2.exe
Do you have any suggestions if this didn't resolve the compatibility mode error?
I don't know whether you've been able to solve this, but I had the same issue. Here's how I got F2 running
1. Deleted the entries under:
2. It started up, but I received the memory instruction error. Then I edited the
/Applications/Fallout 2.app/Contents/Resources/drive_c/Program Files/GOG.com/Fallout 2/ddraw.ini
, and I set the following values
, and now I'm able to play the game :)