Duplicating functions doesn't reset the GUIDs of local variables.

UE - Gameplay - Jun 15, 2023

This is actually a bug with function duplication via UEdGraphSchema_K2::DuplicateGraph. After a function graph is duplicated, the function entry node still retains the same GUIDs for its local vari ...

GameInstance and subsystem initialization order is incorrect for Play In Editor

UE - Gameplay - May 18, 2023

The order of world and game instance initialization is different between a true standalone game (cooked game or an editor build with -game) and a Play In Editor game. Specifically, in Play in Editor ...

FComponentReference loses its actor reference when the target actor is reinstanced

UE - Gameplay - May 15, 2023

The "OtherActor" pointer in an FComponentReference is invalidated when the referenced actor is reinstanced after compilation. ...

Replicated components spawned by CreateComponentOnInstance are broken by object reuse

UE - Gameplay - Apr 5, 2023

When the gameplay framework component manager creates components as part of CreateComponentOnInstance, it passes in the requested class name as the literal name of the component instead of using the ...

Game feature plugins do not unregister absolute scan paths on removal

UE - Gameplay - Mar 16, 2023

The GameFeatureData asset used by the game features subsystem supports defining extra paths to scan for asset manager assets specific to that plugin. Originally this system only supported relative p ...

Changing root component in C++ does not apply correctly to map placed actor instances

UE - Gameplay - Jan 4, 2023

Edit: Please investigate for not only root component changes, but native component hierarchy changes in general and whether those hierarchy changes apply to actor instances saved as part of maps. O ...

AddTimedDisplay causes crash when changing level

UE - Gameplay - Dec 8, 2022

RemoveAfterSecondsLambda in AddTimedDisplay function may access released memory during level transitions. The following workaround works : void UViewportStatsSubsystem::AddTimedDisplay(FText Text, ...

Make Lidar Point Cloud Point Node has had the Location input change from a Vector to a Vector 3f

UE - Gameplay - Oct 12, 2022

Tested in: //UE4/Release-4.27 CL 18319896 Input pin was of type Vector //UE5/Release-5.0 CL 20979098 Input pin was of type Vector 3f //UE5/Release-5.1 CL 22346211 Input pin was of type Vector 3f Th ...

AdditionalServerGameOptions not applied to dedicated servers

UE - Gameplay - Oct 7, 2022

AdditionalServerGameOptions are only applied in UEditorEngine::LaunchNewProcess if the instance is a listen server, with these options being ignored for dedicated servers. Additionally, AdditionalSe ...

Changing Asset Manager settings breaks game feature scan directories

UE - Gameplay - Sep 29, 2022

The asset manager is used to scan directories on disk for different Primary Assets that can then be loaded on demand. Game feature plugins support the ability to add additional scan directories when ...