How to reproduce:
1. Create a new project using any template
2. Make sure to add the “2D” Package (Window > Package Manager > Unity Registry > Features)
3. Import the “digi-wallet.ase” Asset into the project
4. In the Project window observe the Asset then observe the Console

Expected result: The “digi-wallet.ase” Asset has an icon and no warnings are thrown
Actual result: The “digi-wallet.ase” Asset has no icon and “No Sprites or Texture are generated. Possibly because all layers in file are hidden or failed to generate texture.” warning is thrown

Reproduced with: 1.1.1 (2021.3.36f1, 2022.3.22f1, 2023.2.15f1, 6000.0.0b12)

Reproduced on: Windows 11
Not reproduced on: No other environment tested

Note: Not reproducible if the .ase Asset is created with Aseprite version older than 1.3.5 → Additional information is provided in the internal comments

Full warning thrown to the Console:
No Sprites or Texture are generated. Possibly because all layers in file are hidden or failed to generate texture.
UnityEngine.GUIUtility:ProcessEvent (int,intptr,bool&)