Instances In a Hierarchical Instance Static Mesh Component Don't Retain PerInstanceRandom Values When Rotated

UE - Graphics Features - Dec 9, 2019

When an instance in a Hierarchical Instance Static Mesh component is rotated using "Update Instance Transform" it doesn't retain it's material's base color value when the material uses PerInstanceRa ...

Duplicating a Possessable Track in Sequencer should duplicate the bound actor and bind the duplicate track to it

UE - Anim - Sequencer - Dec 19, 2019

Duplicating a possessable object binding in Sequencer causes a new sub track added to the existing possessable with a missing binding. It's unclear what the behavior should be here, as duplicating a ...

Gameplay Tags Can't Be Edited Via "Bulk Edit via Property Matrix"

Tools - Dec 25, 2019

You can't edit a gameplay tag when you bulk edit via the property matrix. Found in 4.23.1 CL#10757647 Reproduced in 4.24.1 CL# 107567474.25 Main CL#10868506 ...

Mesh Renders in Main Pass if Both "Render CustomDepth Pass" & "Render in Depth Pass" Are Enabled, While "Render In Main Pass" is Disabled

UE - Graphics Features - Dec 25, 2019

Meshes set to not render in the Main Pass still does if both "Render CustomDepth Pass" & "Render in Depth Pass" are enabled, while "Render in Main Pass" is disabled. Attached is an example project. ...

Blank project do not show steamvr motion controller and is not working.

UE - Platform - XR - Dec 18, 2019

VR template in 4.24 binary engine works but not with blank project + steam guide setup. And, migrated working project from 4.23 also leads to same issue. working set(vr template) seems to have cor ...

SpeedTree assets cannot be imported via Python automated import

UE - Editor - Content Pipeline - Import and Export - May 7, 2020

Licensee reports via UDN that automated import via Python of SpeedTree assets does not work The issue is that USpeedTreeImportFactory::FactoryCreateBinary() tries to generate a UI dialog, which is ...

UIScaleCurve float-point value in BaseEngine.ini lacks precision

UE - Editor - UI Systems - Slate - Jun 4, 2020

The screenshots below display 1920x1080pixel widget button. First one with Default DPIScaleCurve shows extra borders on the right and bottom. Next one with more precision shows no extra boundary. [ ...

The HISM will have double drawcalls when player opens r.Mobile.AllowDitheredLODTransition

UE - World Creation - Worldbuilding Tools - Foliage - Nov 2, 2020

Please check the Function GetDynamicMeshElements in HierarchicalInstancedStaticMesh.cpp. The  Function Traverse in GetDynamicMeshElements will always return two Lod levels, even the transition is f ...

When TSR is enabled, the maximum brightness is clamped to about 16000.

UE - Graphics Features - Jun 7, 2022

You can also check it by enabling real-time rendering in the NewMap.umap of the attached project, and then clicking on "High Resolution Screenshots". (You may need to disable and enable post-process ...

[MetaSounds] - Outputs of nodes being used in a composed graph do not have animations

UE - Audio - MetaSounds - Oct 23, 2022

Outputs on composed nodes are not animating.  [Image Removed] ...