All .obj files created by MagicaVoxel ( https://voxel.codeplex.com/ ) freeze or crash UE (4.6) when imported. As suggested, disabling “Generate Lightmap UVs” worked.
All .obj files created by MagicaVoxel ( https://voxel.codeplex.com/ ) freeze or crash UE (4.6) when imported. As suggested, disabling “Generate Lightmap UVs” worked.