I have a problem when I try to import some mesh file into Unrealengine 4.26ver.
https://news-a.akamaihd.net/public/images/articles-na/2020/SS2020/LUX.zip
This is the mesh file I wanted to import.
The error was, It had an problem because it was near to zero-tangent and zero-binormal. Some of the files was okay, but most of the files had that error. how can I fix it? - Sorry for the bad English…