# Materials and sub-objects - probably a bug

**URL:** <https://discourse.mcneel.com/t/materials-and-sub-objects-probably-a-bug/220282>\
**Category:** Serengeti (Rhino BETA)\
**Tags:** windows, materials, sub-objects\
**Created:** [June 24, 2026, 6:17pm UTC](https://discourse.mcneel.com/t/materials-and-sub-objects-probably-a-bug/220282 "2026-06-24T18:17:46Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![brian](https://sea3.discourse-cdn.com/mcneel/user_avatar/discourse.mcneel.com/brian/32/504171_2.png) [@brian](https://discourse.mcneel.com/u/brian)\
**Post date:** [July 28, 2026, 9:45pm UTC](https://discourse.mcneel.com/t/materials-and-sub-objects-probably-a-bug/220282/3 "2026-07-28T21:45:09Z")

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[RH-97103](https://mcneel.myjetbrains.com/youtrack/issue/RH-97103) is fixed in Rhino [BETA](https://discourse.mcneel.com/t/welcome-to-serengeti/9612)

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_[View the full topic](https://discourse.mcneel.com/t/materials-and-sub-objects-probably-a-bug/220282)._