Description

After editing any struct variable in use such as adding, removing, or editing, and then compiling afterward the engine crashes. Sometimes it crashes after a few seconds.

Steps to Reproduce
  1. Create a struct with at last 10 variables with random types.
  2. Use this struct variable and his values along the clean project.
  3. Edit or add new variables to the main struct variable.
  4. Attempt to compile, save, and modify the variable.

Results:
The engine will crash, sometimes with no log.

Expected:
All the instances of the main variable would refresh with no crash.

Callstack

The User's callstack:

Callstack
LoginId:807e5e8a468296feb1126ca450ebf606
EpicAccountId:70d02a7717334150acd360c99764fd79

Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x00000011

UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_CoreUObject
UE4Editor_Engine
UE4Editor_UnrealEd
UE4Editor_Kismet
UE4Editor_Kismet
UE4Editor_Kismet
UE4Editor_Kismet
UE4Editor_UnrealEd
UE4Editor_UnrealEd
UE4Editor_UnrealEd
UE4Editor_UnrealEd
UE4Editor_UnrealEd
UE4Editor_UnrealEd
UE4Editor_UnrealEd
UE4Editor
UE4Editor
UE4Editor
UE4Editor
UE4Editor
kernel32
ntdll

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Duplicate
ComponentUE - Gameplay - Blueprint
Affects Versions4.25.3
CreatedAug 27, 2020
ResolvedSep 1, 2020
UpdatedSep 23, 2020