Reproduction steps:
1. Open the attached “BugRepro” project
2. Open the “Assets/Scenes/New Scene.unity“ Scene
3. Enter the Play Mode
4. Observe the Editor
Expected result: The Editor continues to function
Actual result: The Editor freezes and silently crashes
Reproducible with: 6000.0.60f1, 6000.2.12f1, 6000.3.0f1, 6000.4.0a1
Not reproducible with: 6000.5.0a1
Fixed in: 6000.4.0a2
Reproducible on: Windows 11
Not reproducible on: No other environment tested