Steps to reproduce:
1. Create and open a new project
2. In the menu bar click (Layout → Load Layout from File…). and select the attached “bad layout.wlt” file
3. Observe the Console window

Actual result: Errors “ArgumentException: An item with the same key has already been added. Key: UnityEditor.DeviceSimulation.ApplicationSettingsPlugin“ are thrown
Expected result: No errors are thrown

Reproducible with: 2023.1.0a1, 6000.0.62f1, 6000.2.13f1, 6000.3.0f1, 6000.4.0a5, 6000.5.0a1

Reproducible on: Windows 11
Not reproducible on: No other environment tested