• Materials are missing
• Textures are missing
• Objects, parts, faces or elements are missing
• Rig does not work
• What does Low Poly, Rigged, PBR, UV mapping, Animated means?
• Polygonal mesh vs. Solid (NURBS/Spline)
• What are known Exchange formats and their limitations?
• How to prepare model for 3D printing?
• What to do if model contains multiple animations, but fbx only has one?
• How to extract textures from .skp file?