Nesting 'Multi/Sub-Object' materials inside [material type] material is currently not supported.

This message occurs whenever scene contains Multi/Sub-Object material plugged inside of any of following materials:

  • Blend
  • Top/Bottom
  • Double Sided
  • Shell Material
  • Multi/Sub-Object
  • CoronaLayeredMTL
  • CoronaRaySwitchMTL

Corona currently can not handle Multi/Sub-Object material nested in such materials.


Make sure there are no Multi/Sub-Object materials nested inside any multiple material mixer/combiner present in the scene.

See: Known bugs and limitations