When rendering out TM-TrackEvaluation we do not hear audio

UE - Anim - Sequencer - Jan 21, 2019

Noticing that we do not hear audio when rendering out TM-TrackEvaluation. Oddly this doesnt happen with SubwaySequencer content. Regression: No this occurs with our content in 4.21 as well. ...

Duplicating an Instanced UProperty Component copies a reference, instead of a "deep copy"

UE - Gameplay - Jan 21, 2019

Duplicating a UActorComponent that has an Instanced UPROPERTY does not perform a deep copy of the instanced property. It appears to only copy a reference to the instanced object. Where as, performin ...

Convert CharacterBP to Spawnable in Sequencer cause crash

OLD - Anim - Jan 20, 2019

[Link Removed] ...

Incorrect net mode during EndPlay in PIE

UE - Networking - Jan 18, 2019

Actor GetNetMode() can return the wrong value in EndPlay when the PIE world is being shut down. ...

Dedicated server crashes when running a multi-process game in standalone with the Code Editor plugin enabled

Tools - Jan 17, 2019

Attempting to run a standalone server and client using different processes will crash if the Code Editor plugin is enabled. ...

ARCore fails to package due to permission error with ARKit enabled

UE - Platform - XR - Jan 17, 2019

When using the handheld AR template and trying to package for ARCore, the package or launch on attempt will fail due to some permissions errors with Apple. If ARKit is disabled the editor will lock ...

Fatal error importing via Datasmith (memory allocation)

UE - Editor - Content Pipeline - Datasmith - Exporters - Jan 17, 2019

Trying to import a large Revit asset using Datasmith causes the system to use all of it's memory. Certain systems may receive a memory allocation error in the process. ...

REGRESSION: Metadata no longer import in Unreal from SKP files

UE - Editor - Content Pipeline - Datasmith - Exporters - Jan 16, 2019

The reason is simple, the actor names is not the same as the metadata name: [Image Removed] ...

Calling UHierarchicalInstancedStaticMeshComponent::AddInstance multiple times causes crash

UE - World Creation - Worldbuilding Tools - Foliage - Jan 16, 2019

Calling UHierarchicalInstancedStaticMeshComponent::AddInstance multiple times causes multiple BuildTrees to be created and run asynchronously at the same time. Tested in 4.21(CL - 4613538) How t ...

Editor crash loading a Blueprint asset when a child scene component C++ type changes to a non-scene component type.

UE - Gameplay - Blueprint Editor - Jan 16, 2019

Changing the type of an existing child scene component to be a non-scene component type triggers some fixup code at load time which attempts to remove the node from its current position in the scene ...