If you install SFM 2.5 normally on a modern PC, it will fail. Here is the "three-step tango" to make it work.
| Feature | Function | |---------|----------| | Shape Decompression | Converts binary .S files to editable ASCII .S files. | | Bounding Box Editor | Sets precise collision and selection dimensions. | | Lighting Editor | Adds/removes light spheres, changes colors, intensity, and conditions (day/night, dim/bright). | | Wheel/Rotation Editor | Defines wheel radii, rotation axes, and animation parameters. | | Hierarchy Viewer | Displays part names and parent-child linkages. | | Texture Renaming | Changes referenced .ACE texture paths without re-exporting from 3D software. | | MSTS Bin Compatibility | Adjusts parameters for MSTS Patch 1.7/1.8 (Bin) extended features. | msts shape file manager 25 work
While earlier versions were functional, the 2.5 release brought significant stability and workflow improvements that make it the gold standard. Here is why you need it: Assign light to a dummy part or main body