Grouped actors missing material element slots in details panel after reselecting

1. Open the UE5 Editor and create a Blank project
2. Create a new Blank Map
3. Add three Cubes to the Level
4. Select them and group them (Shift+G or use World Outliner)
5. Notice how the Material Elements are available in the Details Panel
6. Deselect and reselect the group

Results: The Material Element is now missing from the Details Panel

Expected: The Material Element would still be present for the grouped Actors