Morph Target Preview Slider Defaults to One When Entered Value is Larger Than One

OLD - Anim - Jan 2, 2018

When morph target weight value is set to a number other than 1 the slider sets it back to being a value under 1. It does not go down from the number that it was set to but instead defaults to being ...

Plugin Warden entitlement check "timing out" error

UE - Editor - Content Pipeline - Datasmith - Importer - Dec 28, 2017

A growing number of users are reporting the Plugin Warden entitlement check timeout error while attempting to import datasmith files. Some users have been able to resolve the issue, some have not. ...

Flickering with foliage occurs when setting the world origin point

UE - World Creation - Worldbuilding Tools - Foliage - Dec 28, 2017

There is an issue with flickering with foliage that occurs when setting the world origin point. This issue does not appear to be a regression. Versions Tested: Issue occurs in all versions tested 4 ...

DLC packaging fails citing possible erroneous references to Engine Content uassets

UE - Foundation - Core - Dec 21, 2017

Cooking and packaging DLC in the Project Launcher fails due to possibly erroneous references to Engine content contained in the DLC. REGRESSION: No. The same behavior was observed in 4.17.2. ...

Static meshes in a particle system are not affected by decals

UE - Graphics Features - Dec 21, 2017

There is an issue where Static meshes in a particle system are not affected by decals, It is unsure if this is intentional behavior or not. This issue does not appear to be a regression Versions ...

Override Attenuation Can't be Unchecked When Audio Component Added to Blueprint and Blueprint Attached to Actor

UE - Audio - Dec 20, 2017

Checking Override Attenuation in Details <  Audio Component < Attenuation disables settings that further adjust the Attenuation. Such as: Attenuation Air Absorption, Attenuation Listener Focus, Atte ...

Thirdperson Character not Replicating correctly after being attached to an Actor

UE - Networking - Dec 20, 2017

Problem description: When the Third Person Character gets attached to any other Actor (AttachToActor, Rule: Keep World), from the view of other clients the character (capsule, skeletal mesh) is out ...

Detail Panel Favorites cause many settings to be duplicated or shown when they aren't normally

Tools - Dec 20, 2017

Enabling the "Enable Details Panel Favorites" experimental setting causes some details that were not previously shown to appear. In version 4.18 and onward, it also causes these new details to have ...

BuildEditorAndTools build graph script no longer produces working editor executable

UE - Foundation - Horde - BuildGraph - Dec 19, 2017

It looks like the BuildEditorAndTools script is no longer copying the (pre-existing in perforce) files from //UE4/Dev-Core/Engine/Binaries/Win64/ to the output LocalBuilds directory, which means the ...

Calling RegisterComponent in the PreInitializeComponents of an Actor will cause child components of its components to not be initialized

UE - Gameplay - Dec 15, 2017

Calling RegisterComponent in the PreInitializeComponents of an Actor will cause child components of its components to be ignored because the Actor is still being initialized. My understanding is tha ...