Adaptive Performance settings in the Build Profile window can be removed when in Play Mode which results in “SerializedObjectNotCreatableException" errors thrown

Steps to reproduce:

1. Install the Android module
2. Create a new Unity project using the Universal 3D template
3. Open the Build Profile window
4. Click the "Add Build Profile" button
5. Add the Android platform
6. Add the Adaptive Performance settings to the Android platform
7. Enable the Android Provider
8. Dock the Build Profile window
9. Enter Play Mode
10. Remove the Adaptive Performance settings
11. Exit Play Mode
12. Repeat step 9
13. Observe the Console window

Actual results: The Adaptive Performance settings can be removed while in Play mode and "SerializedObjectNotCreatableException: Object at index 0 is null" error is thrown

Expected results: The Adaptive Performance settings cannot be removed while in Play Mode

Reproducible with versions: 6000.3.16f1, 6000.4.9f1, 6000.5.0b10, 6000.6.0a6

Not reproducible with versions: 

Can’t test with versions: 6000.0.0f1, 6000.0.76f1 (Cannot Add Adaptive Performance Settings in Build Profiles)

Tested on (OS): MacOS Silicon Tahoe 26.3