Unreal Engine Issues

iOS App crashes in IAP code when AppStoreConnect agreement is not valid

From licensee: Their iOS app will "crash when purchasing IOS IAP was caused by the lack of a Paid Apps Legal Agreement setup in AppStoreConnect. It would be nice if we were to get a more graceful fa ...

Material Layers "swap" location instead of shift downwards.

Licensee request for this as it is affecting productivity. Likely requires a method of allowing a user to choose which behaviour they prefer. For reference, the behaviour changed in CL 11684461 to f ...

Lyra - Grant Nearby Interaction Ability Task used as source object but doesn't replicate

UAbilityTask_GrantNearbyInteraction passes itself as the source object when making the Interaction Ability Spec in UAbilityTask_GrantNearbyInteraction::QueryInteractables. This causes the "Warning: ...

Starter Content Blueprint_Effect_Explosion Root Componet In Invalid State

The Blueprint_Effect_Explosion Actor's Root Component in the Starter Content is in some form of invalid state. It reports to have a scale of (1.0, 1.0, 1.0) in the details panel but further behaviou ...

Niagara persistent debug draw bug

It is not possible to set the RotationNormalizedAngle to a value different from those you get from an input map. For example, you cannot set it to a value from a make float once created inside the m ...

ULevelEditorDragDropHandler::PreviewDropObjectsAtCoordinates : Should set proper referencer domain when ContentBundle is active

ULevelEditorDragDropHandler::PreviewDropObjectsAtCoordinates sets the World as the ReferencingAsset when we should probably set the GameDataAsset for the current active ContentBundle if there is any ...

Compiling Control Rig can break rig behavior in Sequencer

When working with a Control Rig in Sequencer, compiling the Control Rig used by an actor will cause the rig to no longer drive movement for the actor's skeletal mesh. Licensee provided sample proje ...

Alembic geometry cache not writing data into a virtual texture

Full Body IK does not work properly when root bone has large scale

FBIK becomes extremely unstable when the root bone scale has a value other than 1. ...

Missing shadows when combining CSMCaching and Nanite

A Nanite primitive casting a CSM shadow on another Nanite primitive with "Cast Shadows" disabled, will have it's shadow disappear completely when r.Shadow.CSMCaching = 1. ...