Fbx re-import material issue on LOD 1 and more

When the material order of embedded fbx LOD change differently in LOD 0 and LOD 1, the LOD 1 is wrongly assign when re-importing.

Import the attach fbx LOD_Mat_Test_Order_A

Make sure you import LODs and combine mesh

Change the source file to the second attach file LOD_Mat_Test_Order_B

Reimport the mesh

RESULT

LOD 1 have material ID switch

EXPECTED RESULT

All LOD have correct material ID assignment