TSlateMaterialShaderPSDefault cast error when opening Platform Stats in Lyra's M_UI_Base_BordersAndButtons Material

UE - Rendering - Materials - Jun 16, 2022

Licensee has provided a potential fix, please see the UDN link. Callstack attached utilised -onethread ...

Sibling subsequences interfere with each other if they have different hierarchical biases

UE - Anim - Sequencer - Jun 10, 2022

It seems we are trying to factor for the other transform track, but it will not be applied due to the biases. ...

Fatal Error when setting S RGB to true on a Texture 2D from a Render Target Create Static Texture Editor Only node

UE - Texture - Jun 6, 2022

This is a regression. Tested in //UE4/Release-4.27 CL#18319896 Fatal Error when setting S RGB to true on a Texture 2D from a Render Target Create Static Texture Editor Only node. ...

Duplicate subobjects when you attach to an OptionalDefaultSubobject

UE - Gameplay - Components - Jun 3, 2022

I believe that this is happening because of a problem within USubobjectDataSubsystem::FindOrCreateAttachParentForComponent where it is creating duplicates of the character mesh because the "TestScen ...

HighResShot's bDumpBufferVisualizationTargets does not work on PNG output.

UE - Rendering - RHI - Jun 2, 2022

If the same command is executed with 4.27, multiple screenshots will be saved. ...

USDStage - USD Material Overrides not reading

UE - Editor - Content Pipeline - USD - May 31, 2022

USD material overrides do not get applied properly to a USDStage prim inside UE.     When a material override that is set to a parent prim of USD Material, the override is ignored.   A usd material ...

[MetaSounds] - Changing an Input to Modulation Parameter crashes editor due to module load order

UE - Audio - MetaSounds - May 27, 2022

Setting an Input type on Modulation Parameter crashes the editor with:Assertion failed: Pair != nullptr [File:E:\SMoyls_UE5_Release-5.0\Engine\Source\Runtime\Core\Public\Containers\Map.h] [Line: 643 ...

Unable to write custom stencil using Draw Material To Render Target

UE - Rendering Architecture - Materials - May 20, 2022

The attached project was created in 4.27 and is rendered on render target when checked in 4.27. However, this does not reproduce in 5.0 or later. ...

Resizing panels causes ghosting/shifting of contents during drag

UE - Rendering - RHI - May 13, 2022

Resizing the editor window or any floating panel causes the panel contents to jitter during drag.   See attached images.  The jittering one is from Main and the normal behavior was captured in UEFN. ...