How to reproduce:
1. Open the attached “IN-127299.zip” project
2. Open the “Spline” prefab
3. In the Hierarchy window, select and activate the “Spline” GameObject
4. Observe the crash
Reproducible in: 2.8.2 (2023.2.0a1, 6000.0.65f1, 6000.2.0a2, 6000.3.4f1, 6000.4.0b4, 6000.5.0a4)
Not reproducible in: 2.8.1 (6000.2.0a2)
Reproducible on: Windows 11
Not reproducible on: No other environments tested
First few lines of stacktrace:
0x00007FFC693A4102 (Unity) SerializedObject::DidTypeTreeChange
0x00007FFC6939E447 (Unity) SerializedObject::ApplyModifiedPropertiesWithoutUndo
0x00007FFC678223C9 (Unity) SerializedObject_CUSTOM_ApplyModifiedProperties
Note: If Editor does not crash immediately, deactivate and reactivate the “Spline” GameObject again