Unreal Engine Issues

Focus mode in the Editor does not handle Actors without PrimitiveComponent correctly, treating them as if they were at the origin (0,0,0), skewing the camera placement.

Focus mode in the Editor does not handle Actors without PrimitiveComponent correctly, treating them as if they were at the origin (0,0,0), skewing the camera placement. Some Actors like the WorldDat ...

Incorrect config property serialization for UStructs used as TMap keys or contained in a TSet with a single value. Diffs taken from default-value of each member type, instead of from default-value of the struct

Consider a UStruct with some basic type members, each one with a default value specified in the struct. Also consider a TSet or TMap with that struct as keys, used inside a UObject as a UProperty an ...

BakedSourceTexture missing from Sprite in packaged game

The UPaperSprite::BakedSourceTexture will be nullptr in a packaged game if the sprite is not referenced by the UGameInstance.  The attached sample project demonstrates this scenario. ...

WP crash entering PIE when unsaved non-editor actors are referenced through a editor-only property

From licensee: A simple example is setup in the project, the relevant part is just this code: UCLASS(meta = (BlueprintSpawnableComponent)) class TESTBUGEDITORONLYEDITOR_API UEditorOnlyComponent : ...

Slow Actor ContainsDataLayer / HasDataLayers

AActor ContainsDataLayer Is Slow: Navigation builds are heavily slowed down by TObjectPtr to TSoftObjectPtr conversions when checking if DataLayerAssets contain Users discovered a huge time los ...

Windows Game Input - DualSense/DualShock controllers DPad button repeat events behave unexpectedly

External Actors can hold stale references to Blueprint classes as edited instance properties

When a component is removed from a class that exists as an instance with external actors enabled, a deleted BP component on an actor will remain referenced by the instance. Disabling External Actor ...

Crash when entering PIE after modifying BP child actor component

Skeletal Mesh Customizable Object Node does not warn of changes to mesh sections.

When reimporting meshes with changes to their material sections, specifically additions, there is no indication that there will be an issue on output of a generated mesh. Ideally, we can watch for a ...

check fail in RegisterLevelInstance when calling Build HLOD with PLA

The necessary conditions to trigger the issue: The WorldPartionHLOD actor to rebuild must reference a packed level actor The packed level actor must be loaded in the map when rebuilding the HLOD ...