Allowed Material Slots in the Sample Static Mesh module is not working properly.

UE - Niagara - Jun 24, 2022

It is behaving correctly in 4.27.2. ...

Sprite does not have a UV1 G channel.

UE - Niagara - Jun 16, 2022

The R channel of UV1 is not a problem. ...

HLOD build fails depending on the value of Loading Range in the World Settings

UE - World Creation - Worldbuilding Tools - HLOD - Jun 14, 2022

HLOD actors are generated on the outliner, but no geometry is generated. An error occurs in the output log. ...

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. ...

C++ Actor Component is removed from Actors in scene when the Editor is restarted

UE - Foundation - Jun 8, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 C++ Actor Component is removed from Actors in scene when the Editor is restarted. ...

GPU Lightmass ignores IES Profiles on Static Lights while building lighting

UE - Graphics Features - Jun 8, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 GPU Lightmass ignores IES Profiles on Static Lights while building lighting. Tested with different Global Illumination and Reflection s ...

Crash when trying to copy-paste nodes in a module graph

UE - Niagara - Jun 1, 2022

The nodes I tried to copy are in the screenshot. Hit an ensure before the crash: Ensure condition failed: ScriptVariable != nullptr [NiagaraScriptGraphViewModel.cpp][Line: 294] Script variable sh ...

Wobbling effect on meshes

UE - Graphics Features - May 31, 2022

Weird wobbling rendering artifact are generated on the surface of the Mesh located far from the origin.  ...

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. ...

Text doesn't update when wrapped in a Retainer Box

UE - Editor - UI Systems - UMG - May 2, 2022

This is a Regression. Retainer box is prevent Text to update in different situations including binding the text. ...