Steps to reproduce:
1. Create new Unity project
2. Open UI Builder window
3. Create a new USS file with selector and save it
4. Select the newly created selector
5. In the Inspector, expand the Variables foldout
6. Click the “+” icon and add “AssetReference” variable
7. Change variable type to “Sprite”
8. Click on “Open in Sprite Editor” button
9. In “Package required - 2D Sprite Editor” pop-up press “Install”

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Actual results: “Cannot create Settings Provider for: CreateSettingsProvider” error is thrown in the Console window

Expected results: No errors are thrown in the Console window

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Reproducible with versions: 6000.6.0a1 (7dc703ab9bd8), 6000.6.0a3
Can’t test with versions: 6000.5.0a7, 6000.5.0b5 (68fb1ff6adb3)

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Tested on (OS): macOS Silicon Tahoe 26.4 (M1)