**System Information****Windows 10**
Operating system and graphics card,
**Blender Version**
Broken: (example: 2.69.7 4b206af, see splash screen)er 2.78**
Worked: (optional)Broken: (Attribute error. 'Curve' object has no attribute. )
**Short description of error**Bsurfaces addon isn't working**
**Exact steps for others to reproduce the error**
Based on a (as simple as possible) attached .blend file with minimum amount of steps