Expanded array of structs is collapsed whenever a new array item is added

Repro: Create a variable that's a TMap of String/Structs.

Make sure the struct has an array in it.

Add an element to the array.

Add another. 

All expanded details of the struct/array will collapse and has to be reopened every time a new element is added to the array. 

USING PROJECT:

1. Download and extract the attached project.
2. Open the project in editor.
3. Open TestActor.
4. Select the Array Of Structs variable.
5. Expand the existing entries in the Default Values.
6. Add another array entry

RESULT

All entries are collapsed.