**System Information**
Mac OSX yosemite 10.10.2
NVIDIA GeForce GTX 775M VRAM 2M
Windows8.1
**Blender Version**
2.73
**Short description of error**
The FBX file which exported the same model is different from Windows in Mac.
As for the FBX export option, both OS's are the same together. I can read only the file which exported by Windows in Cities:skylines.
In addition, the difference of the export file is approximately 30 kilobytes.
Mac: 87,900 bytes
Windows: 53,692 bytes