Retargeting an Animation to a Skeleton with a Virtual Bone causes the Engine to crash

OLD - Anim - Jan 14, 2019

This crash occurs when trying to retarget an animation onto another skeleton with a retargeting rig that references a virtual bone. This issue could be similar to [Link Removed] This issue was re ...

add_possessable doesn't work for all objects

UE - Anim - Sequencer - Jun 17, 2019

Using following code in Python: seq.add_possessable(seq.add_spawnable_from_class(unreal.CineCameraActor).get_object_template().camera_component) doesn't create a camera component track in sequen ...

Replay System throws an Ensure during demoplay when calling it in a different Level

UE - Networking - Jul 10, 2019

Replay System throws an Ensure during demoplay when calling it in a different Level. The error is thrown at Source\Runtime\Engine\Private\RepLayout.cpp]. It does not prevent the Replay from being pl ...

Level sequencer's play to(second) function not working as expected

UE - Anim - Sequencer - Aug 22, 2019

The function Play to(seconds) does not functions as it's tooltip implies. "Play the sequence from the current time, to the specified time in seconds". The function instead snaps to the specified tim ...

"Simulate Selected" overwrites "Physics Type" property when playing in Editor

UE - Simulation - Physics - Sep 5, 2019

"Simulate Selected" overwrites "Physics Type" property when playing in Editor. In any subsequent PIE sessions SK_Mannequin will simulate physics even though the option is toggled off. This was repo ...

GetCookedEnvelopeData Blueprint node does not work

UE - Audio - Oct 17, 2019

The GetCookedEnvelopeData Blueprint node does not output cooked audio envelope data when a Soundwave with enabled Amplitude Envelope Analysis is being played. Tested in 4.21 (CL - 4753647), 4.22.3 ...

Scrolling the mouse wheel slowly on Mac does not have any effect in the editor

UE - Platform - Apple - Jan 19, 2017

REGRESSION No, occurs in 4.14.3 On Mac, scrolling slowly (one or two notches) does not have any affect in editor, whereas on the Windows, this has full effect. This was seen in editor (with scroll ...

Split Struct nodes do not update if the struct variable is changed

UE - Gameplay - Blueprint - Aug 30, 2017

If a struct variable inside a blueprint has its node split, changing the variable form one struct to another does not update the split pin. Recombining / resplitting the struct has no affect. Work ...

Dynamic NavMesh disappears when loading/unloading SubLevels

UE - AI - Nov 9, 2018

A DynamicNavMesh within a NavMeshBoundsVolume placed in a SubLevel will disappear if loading/unloading another SubLevel that has completely nothing to do with the DynamicNavMesh. Using a setup with ...

Sequencer Batch Rendering cannot output multiple render passes in CLI

UE - Anim - Sequencer - Nov 27, 2018

Batch rendering still works if launched from the engine using Sequence Render Movie. However it only outputs the first CustomRenderPass argument when attempting it from a Command Line Interface. Thi ...