Material Preview for Post Process Material Does not display in Material Editor

UE - Graphics Features - May 19, 2017

In the Material editor for when working with a Post Process Material, the material does not appear in the preview window. Regression: This issue does not occur in 4.15.2 Binary Builds ...

Material Editor Tooltips for Sine and Cosine Expressions are Incorrect

UE - Rendering Architecture - Materials - Dec 11, 2017

The tool tips for Sin and Cosine within the material editor need to be modified. The tool tips are inconsistent and do not match the information in official documentation. [Link Removed] ...

Mobile VR Rendering Freeze with World Composition

UE - Platform - XR - Oct 17, 2018

Rendering freezes on Oculus mobile with World Composition. ...

Landscape Far Shadows Interfere With Distance Field Soft Shadows

UE - Graphics Features - Mar 5, 2019

Landscape far shadows are interfering with the distance field soft shadows causing a conflict, and stopping the distance field soft shadows from rendering at all. Working as expected in 4.20 CL# 43 ...

DevelopmentServerLauncher.exe loops whenever the editor is open even if no iOS devices are connected

UE - Platform - Mobile - Apr 29, 2019

A user has reported that DeploymentServerLauncher.exe will continue to poll for devices even if no iOS devices are connected. I am under the impression that this is so that Windows can poll for iOS ...

It is possible to get large Aspect Ratio values when using an Ultra-wide monitor on Linux

UE - Platform - Linux - Jul 22, 2019

Attempting to use the Editor with a 32:9 Ultrawide monitor (5120x1440) causes the ratio sizes to be multiplied by 868.000000. ...

UDelegateProperty define missing in DefineUPropertyMacros.h

UE - Foundation - Core - May 11, 2020

The following code should be added in defineUPropertyMacros.h #ifndef UDelegateProperty #define UDelegateProperty DEPRECATED_MACRO(4.25, "UDelegateProperty has been renamed to FDelegateProperty") F ...

Sequencer unable to bind channel of a value that is part of a TArray

UE - Anim - Sequencer - Sep 23, 2020

Keyframes added to sequencer from a TArray variable are unable to be changed. The value sets correctly but displays red. [Link Removed] ...

Actor Sequence Component doesn't work when actor is spawned in runtime

UE - Anim - Sequencer - Jan 27, 2021

It works in the PIE and standalone mode. But after packing the build, the animation won't start in runtime. ...