On Mobile only: CullDistanceVolume doesn't work if put it in a Persistent level using World Composition

UE - Platform - Mobile - Mar 20, 2018

On PC no problem;CulDistanceVolume in Sub levels, no problem;Regular level streaming by blueprint instead of using World Composition has no problem Expect: CullDistanceVolume should work in Persisten ...

Severe Performance Drop Using PlanarReflectionComponent and Oculus Rift in VR

UE - Platform - XR - Mar 19, 2018

Upon moving around when PIE with VR Preview selected, you'll notice there are drops in framerate where the project seems to skip. ...

ChildActorComponent (SkeletalMesh) goes into tpose when calling SetChildActorClass

OLD - Anim - Mar 19, 2018

There is an issue occurring where when updating an animation of a child actor by setting the Child actor class, the animation will flash the skeleton in a T-Pose before continuing with the animation ...

Favorites section not shown on reload

Tools - Mar 19, 2018

After adding any Folder to your Favorites, the entire section disappears after reloading the project. ...

Editor Freeze-Crash if Possessing Pawn with AI controller

UE - Gameplay - Mar 19, 2018

When trying to possess an already existing, uncontrolled character with an AI controller on server (from actor component) while in multiplayer mode, the editor keeps freezing until destroyed with t ...

Incorrect foliage color in editor preview when using PerInstanceRandom node

Tools - Mar 19, 2018

When using PerInstanceRandom in the foliage material, the foliage in the editor preview has incorrect "broken" color. In the game preview, color shows up correctly. Reproduced in 4.19.0 CL 3944462 ...

Adding reroute node before "GetClassDefaults" disconnects output

UE - Gameplay - Blueprint - Mar 19, 2018

Outputs from "GetClassDefaults" node will break if a reroute node is used between input and node. Does not occur in 4.18 ...

[CrashReport] UE4Editor_Engine!TArray<unsigned int,TAlignedHeapAllocator<0> >::BulkSerialize() [array.h:1173]

OLD - Anim - Mar 19, 2018

Comments from users in crash group:I was loading my project which i have made a copy from previous version of the engine (4.18).4.19 preview crashed while opening my project on 90% ...

Unreal crashes when you connect scalar node to scalar input, when material function has a vertex interpolator

UE - Graphics Features - Mar 19, 2018

There is an issue occurring where Unreal crashes when you connect a scalar node to scalar input when the material function has a vertex interpolator. This issue causes the engine to crash, but the i ...

ReceiveTickAI called before ReceiveSearchStartAI

UE - AI - Mar 19, 2018

When using both ReceiveTickAI and ReceiveSearchAI nodes, ReceiveTickAI is called before ReceiveSearchAI. This was not the case in 4.18. ...