Only exactly matching structures are considered compatible

in UE 5.0.2 open TestActor Blueprint compile correct. 

but in UE 5.1 Blueprint Compile not correct

1. create a Test Struct and Test Datatable (use TestStruct) and a actor blueprint in Editor ( picture 1 )
2. create a macro in TestActor Blueprint (picture 2)
3. In BeginPlay use macro like picture 3

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"Session Disconnected" UEFN

I am not able to find world outliner how to enable it?

Undefined sysmbol: typeinfo for AActor when cross-compile linux dedicated server on windows

Bonjour j'ai un petit problème c'est que je ne vois plus l'onglet "scability" pour changer les graphismes de uefn et j'ai pas trouvé l'option pour le faire revenir ?

How can i modify the param name in EQS node

Why does the system plugin 'UnrealBuildTool' error could not be found when the project is compiled?

When I open UE4 4.24.3 it appears that. Does anyone know how to solve?

How does UMG set overlapping layouts?

Delay nodes occasionally don't fire the "Completed" output in a nativized build

How to achieve HLSL Multiple Render Target in Material blueprints?