Motion blur on player/weapons with TAA

UE - Rendering - Features - May 27, 2021

Looks like this can occur with motion blur off aswell, so likely it's a TAA motion vector issue. Similar issue occurs in UE5 (see UE-113682) ...

FFT corruption in bloom from sampling outside of viewport

UE - Rendering - Features - May 27, 2021

Licensee has suggested a fix: "Switching to >= resolves the problem: in GPUFastFourierTransform2DCore.ush, `bool InWindow = ...` at lines 127, 144, 170, and 185." ...

UE 5 EA sample Valley of the Ancient project localized UI not displaying

zComponent - Archive - May 27, 2021

Steps to reproduce:Download UE5 EA through Epic Games LauncherDownload the Valley of the Ancient sample through Epic Games LauncherCreate a short cut on your desktop adding "-culture=ko" in the end, ...

StompMalloc throws error in Embree setup

UE - Rendering - Features - May 27, 2021

Licensee has proposed a potential workaround (initialising vertex array with at least 1 element). ...

Creating a new project based on VR template requires user to compile DDC with installed engine

zComponent - Archive - May 27, 2021

Found that with machines that have not created a project based on this template before that DDC needed to be compiled with an installed engine, while other machines that have created a project with ...

Shadows flicker when Forward Rendering is enabled alongside Lumen

UE - Rendering - Features - May 26, 2021

When enabling Forward Shading in a project while using the Lumen Global Illumination system, the shadows in the viewport begin to flicker and occassionally entire meshes may appear black. The lighti ...

Crash importing layered materials from 4.25 to 4.26/4.27

UE - Rendering - Features - May 26, 2021