List for GameObject 3D object, Light and UI are empty on the right-click scene menu

Steps to Repro:
1. Create a new Project
2. Right-Click on Scene in Hierarchy
3. Highlight GameObject/3D Object or Lights or UI

Actual Result:
The list is empty for 3d objects, Lights, UI

Expected Result:
Each list contains its respective GameObject options

Reproducible on: 2021.2.0a10, 2021.2.0a1

Note:
1. These options were introduced in 2021.2.0a1
2. Only occurs on Windows

Environment: Windows 10