Error "NullReferenceException: Object reference not set to an instance of an object" is thrown when adding a property without having a Visual Effect Graph created

How to reproduce:
1. Open the project "IN_33176"
2. Press Window -> Visual Effects -> Visual Effect Graph
3. Press the "Click to add a property" button
4. Observe the Console

Expected result: no errors
Actual result: error "NullReferenceException: Object reference not set to an instance of an object" is thrown

Reproducible with: 1.8.0 (2022.1.0b10), 14.0.6 (2022.2.8f1), 15.0.4 (2023.1.0b5), 16.0.0 (2023.2.0a3)
Not reproducible with: 10.10.1 (2020.3.45f1), 12.1.10 (2021.3.19f1), 1.8.0 (2022.1.0b9)

Reproducible on: Windows 10 Pro

Note: reproducible on a new project