MS_VertexAnimationTools_MorphTargets are not deforming and reforming

UE - Graphics Features - Sep 20, 2017

The Material should be contracting and expanding if it is working correctly, but after version 4.16 it is not. Instead it is solid in appearance in the material editor viewport. Below I have linked ...

Scene Capture 2D Actor causes Flickering on Windows 10 when Launched in Standalone

UE - Graphics Features - May 2, 2016

Screen/Playable window flickers when playing in Standalone on Windows 10. A few users are reporting this issue which is exclusive to Windows 10 and Standalone mode. There is another issue the could ...

Chaos Cloth - Visualization materials cause async load flush and slows down starting a PIE session.

UE - Runtime - Simulation - Aug 13, 2024

The loading of the cloth visualization materials disturbs async loads shortly after starting PIE which causes an async flush and several seconds stall. The solution would be to move these to a sing ...

Thin translucent doesn't work with separate translucency and Before-DOF

UE - Rendering - Graphics Features - Nov 27, 2023

In-app purchase fail node does not execute properly without network connection

UE - Platform - Mobile - Sep 30, 2015

In-app purchase failure nodes do not execute when there isn't any connection. ...

Characters using NavWalking on server have noticeable jitter on clients at lower framerates

UE - AI - Aug 23, 2018

AI nav walking doesn't allow clients to set a "Base" for the character (SetBase from UpdateFloorFromAdjustment), so there is no floor result on frames where there is a net update. This causes simula ...

Components attached via AttachToComponent do not animate correctly when recorded by sequencer

UE - Anim - Sequencer - May 25, 2016

When an actor is attached by the root to a bone of a skeletal mesh through the use of the "AttachToComponent" function in code, it will not follow animations when being recorded by the Sequencer Rec ...

World Override GameMode values do not save after project is closed and reopened

UE - Gameplay - Apr 17, 2015

The gamemode settings under world override do not save once the project has been saved, closed and reopened. ...

Packaging fails with Event Driven loader enabled and two function libraries reference each other

UE - Foundation - Core - Mar 29, 2017

Packaging fails with Event Driven loader enabled and two function libraries reference each other even though the functions referenced in each library to NOT call each other in such a way as to creat ...

Anisotropic metallic material and area lights don't work

UE - Rendering - Features - Shading Models - Jun 28, 2023