Steps to Reproduce

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. 


  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


All entries are collapsed.

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ComponentUE - Editor
Affects Versions4.244.255.0
Target Fix5.1
Fix Commit17828624
CreatedMay 9, 2020
ResolvedMay 31, 2022
UpdatedMay 31, 2022