How to reproduce:
1. Open the attached project “RenderScaleIssue.zip“
2. Open “SampleScene“ (Assets/Scenes)
3. Click on the “UniversalRP-HighQuality“ asset (Assets/Settings)
4. Set “Render Scale” to above 1.05

Expected result: Nothing happens to the UI
Actual result: The UI disappears

Reproducible with: 2021.3.10f1
Not reproducible with: 2022.1.16f1, 2022.2.0b8, 2023.1.0a11
Couldn’t test with: 2020.3.39f1 (Errors in the Console)

Reproduced on: macOS (12.5)

Note: Same result when “Upscaling Filter“ is selected “Nearest-Neighbour“, although when selected “Bilinear“ or “Automatic“ the UI disappears without changing the “Render Scale“