Reproduction steps:
1. Create a new 3D project
2. Enter the Play Mode
3. Create Terrain GameObject (Right-click in the Hierarchy window > 3D Objects > Terrain)
4. Select the “Terrain“ GameObject
5. Set Terrain Data to “None“
Expected result: Terrain Data is set to “None“
Actual result: Editor crashes
Reproducible with: 2021.3.30f1, 2022.3.9f1, 2023.1.12f1, 2023.2.0b8, 2023.3.0a3
Reproducible on: Windows 10
Not reproducible on: No other environment tested
First few lines of stack trace:
Note: Does not crash when outside of the Play Mode