User gets "ArgumentOutOfRangeException" error during the "Upscale" and "Generate PBR" actions

Steps to reproduce:

1. Create a new Unity project
2. Click the AI button and wait while the AI packages are installed
3. Go to AI > Generate New > Material
4. Click "Enter" on the newly created material in the "Project" window
5. Select "Upscale" or "PBR" tabs
6. Verify that the buttons "Upscale" and "Generate PBR" are displayed as active
7. Click any of them
8. Observe the result

Actual results: User gets an error "ArgumentOutOfRangeException: Image size must be at least 2x2. Parameter name: minimumSize".

Expected results: Buttons should be disabled while the action is not allowed or misses required settings.

Reproducible with versions: 1.0.0-pre.19(6000.2.2f1, 6000.3.0a6)

Not reproducible with versions: -

Can’t test with versions: 6000.1.15f1 AI is not supported in this stream.

Tested on (OS): M1 Max - Sequoia 15.6.1