How to reproduce:
1. Open the user attached project “Entities 1.0 test.zip“
2. Open Scene “SampleScene“ (Assets/Scenes)
3. Create a Sub Scene in the Hierarchy (Right Click > New Sub Scene> Empty Scene…)
4. Select the created Sub Scene
5. Drag and drop the “Test” Sub Scene (Assets/Scenes/SampleScene) in the “Scene Asset“ selection

Expected result: There is no error in the Console
Actual result: “InvalidCastException: Specified cast is not valid.“ error in the Console

Reproducible with: 1.0.0-exp.12 (2022.2.0f1, 2023.1.0a21)
Can’t test with: 2020.3.42f1, 2021.3.15f1,  2022.1.23f1 (Errors in the Console), 1.0.0-exp.15 (2022.2.0f1, 2023.1.0a21)(“AssertionException: Ensure TypeManager.Initialize has been called before using the TypeManager“ error in the Console)

Reproduced on: macOS 12.5 (Intel)