Metallic Materials Get Darker When Directional Light Is Set to Movable

UE - Platform - Mobile - Aug 20, 2018

Metallic materials get darker when directional light is set to movable. In 4.19 the same material will render dark in all mobility of the directional light. Found in 4.19 CL# 4033788, 4.20 CL# 4233 ...

Crash When Substance Material Is Applied to a Mesh In HLOD System

UE - World Creation - Worldbuilding Tools - HLOD - Sep 3, 2018

Crash when Substance material is applied to a mesh included in the HLOD system. Working as expected in 4.19 CL# 4033788. Unable to test issue in 4.21 CL# 4339215 due to plugin dependency. Found in ...

InstallVisualizers.bat does not install debug Visualizers for Visual Studio 2017

UE - Foundation - Core - Sep 24, 2018

The InstallVisualizers.bat file for 4.20 does not include a way to install the Visualizers for Visual Studio 2017. With Visual Studio 2017 now the default Windows IDE for the Engine, it may be helpf ...

Project crashes when auto save completes after copy/pasting emitters multiple times in a system

UE - Niagara - Aug 2, 2018

Project crashes when auto save completes after copy/pasting emitters multiple times in a system Encountered same crash testing Blend_Attributes_System and ExpressionsExample_System. Doesn't seem to ...

Material Artifacts When Using World Position and Pixel Normal Together

UE - Graphics Features - Jan 2, 2019

When using "World Position" and "Pixel Normal" nodes together. it causes artifacts in the material. In 4.19 CL# 4033788 this did not occur with the same material setup. Found in 4.20 CL# 4369336, 4 ...

Shader Complexity does not function properly with Android ES2 or ES3.1 set as the Preview Rendering level

UE - Platform - Mobile - Feb 25, 2019

A user has reported that Shader Complexity is not working properly in 4.21 with the Android ES2 or 3.1 preview rendering level settings. Regression?: No It did not look this way in 4.21 and prior v ...

Niagara Using a VAT has Intense Motion Blur

UE - Niagara - Jun 3, 2019

Niagara mesh particle using a VAT has Intense Motion Blur. Found in 4.22 CL# 6574378 and 4.23 CL# 6763247 Unable to test this in 4.21 and 4.20 as the project provided with assets needed was made i ...

Enabling Omni Directional Stereo Capture Breaks Draw Material to Render Target Functionality

UE - Graphics Features - Jun 5, 2019

Enabling ODS (omni directional stereo capture) in project breaks Draw Material to Render Target functionality. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6836133 ...

The Brush Clip doesn't slice in othrographic view

UE - LD & Modeling - Modeling Tools - BSP - Jun 20, 2019

Brush clip slicing doesn't work whenever slicing in Left sided Othrographic view mode. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647),  4.23 (CL - 6837701), 4.24 (CL - 7095658) ...

Indirect lighting not working for meshes

UE - Graphics Features - Jul 2, 2019

Materials using the WorldAlignedTextures_Complex node causes the static meshes they are applied to to not receive indirect lighting. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053642), 4.23 (CL ...