Steps to reproduce:
1. Create new Unity project using Universal 3D Template
2. Open Package Manager window
3. Find and install XR Composition Layers package
4. In Hierarchy window create Cylinder Layer Panel UI and select it
5. In Inspector window > Composition Layer press on kebab button
6. Select “Reset”
7. Observe the Console window

Actual results: “NullReferenceException: Object reference not set to an instance of an object” errors are spammed in the Console window

Expected results: No errors are spammed in the Console window

Reproducible with versions: 2.5.0 (6000.3.20f1, 6000.5.4f1, 6000.6.0b5, 6000.7.0a3)

Not reproducible with versions: 

Can’t test with versions: 6000.0.78f1 (XR Composition Layers package package is not available)

Tested on (OS): macOS Tahoe 26.5.2 (M1)

{code:java}
NullReferenceException: Object reference not set to an instance of an object
Unity.XR.CompositionLayers.UIInteraction.InteractableUIMirror.SyncLayerUIScaleWithLayerType () (at ./Library/PackageCache/com.unity.xr.compositionlayers@2843cb312e13/Runtime/UIInteraction/InteractableUIMirror.cs:318)
Unity.XR.CompositionLayers.UIInteraction.InteractableUIMirror.Update () (at ./Library/PackageCache/com.unity.xr.compositionlayers@2843cb312e13/Runtime/UIInteraction/InteractableUIMirror.cs:218)
UnityEngine.StackTraceUtility:ExtractStringFromExceptionInternal(Object, String&, String&) (at /Users/bokken/build/output/unity/unity/Runtime/Export/Scripting/StackTrace.cs:50)
{code}