Assertion failed on expression errors are thrown on adding Renderer Features in ForwardRendererData preset asset.

Steps to repro:
1. Create a new project.
2. Windows > Package Manager > Universal RP > Install.
3. Project Window > Right Click > Create > Rendering.
4. Universal Render Pipeline > Forward Renderer > Create its Preset.
5. Add Renderer Features in ForwardRendererData preset asset.

Actual Result:
Assertion failed on expression errors are thrown in the console.

Expected Result:
No errors in the console.

Reproducible on:
2020.1.0a12, 2019.3.0b10, 2019.2.0f1, 2019.2.0b1.

Working Fine in:
2019.2.0a14.

Tested on Package Version: 7.1.2, 7.1.1.

Environment:
Windows 10 & Mac 10.14.

Stack trace:
Assertion failed on expression: '!pathName.empty()'
UnityEditor.GenericMenu:CatchMenu(Object, String[], Int32)

Assertion failed on expression: 'm_PreventLoadingFromFile != nameSpaceID'
UnityEditor.GenericMenu:CatchMenu(Object, String[], Int32)