Graph Editor ZoomToFit fighting user

UE - Editor - UI Systems - Slate - Oct 22, 2019

When using the middle mouse button for panning in a graph editor, the zoom/pan transition effect will not cancel before completion due to manual input, leading to UI/User competition in an undesirab ...

WebM video format skips frames when seeking from code

Media Framework - Oct 22, 2019

Playing a video in the engine that is WebM format, results in skipped frames. This does not happen with other video formats supported in the engine. Attached are links to the WebM  videos used to te ...

Input Action Mapping Rebinding not working properly if pawn extends from Pawn.h

UE - Gameplay - Input - Oct 22, 2019

Rebinding an action mapping doesn't seem to take effect immediately if the Pawn class used has Pawn.h as its parent class. However this'll take effect immediately with DefaultPawn.h. In addition, th ...

Vertex Painting - Unexpected behaviour when painting Skeletal Mesh with Low Radius Brush

Tools - Oct 21, 2019

Unexpected behaviour when painting skeletal meshes with small radius brush. This does not occur with static meshes. Confirmed in 4.25 MAIN @ CL 9730599 ...

StaticMeshActor loses root component scale if placed with Surface Snapping enabled in Editor Viewport

Tools - Oct 21, 2019

If you make a Blueprint child of StaticMeshActor, and set the default scale of the Root Component (Static Mesh Component) to something other than 1,1,1, the scale will not be applied when the actor ...

FaceARSample doesn't recognize faces on iOS

UE - Platform - XR - Oct 18, 2019

When running the FaceARSample app on an iOS device, the app gets stuck on "Searching for a face to track" despite having a face in front of it. I tried it with and without my glasses on as well as w ...

Scrubbing an Animation with Process Root Motion does not apply root motion

UE - Anim - Gameplay - Oct 18, 2019

When EnabledRootMotion and Process Root Motion are both enabled for an animation with root motion, scrubbing an animation does not match the result of playing the animation. The playing animation al ...

Shared Transitions are not usable by separate state machines within the same ABP

UE - Anim - Runtime - Anim Blueprints - Oct 18, 2019

Shared transition rules/crossfades are not usable by other state machines within the same ABP. Copy/Pasting these transitions to a new machine, create new independent shared transitions of the same ...

Single Channels From a Curve Atlas Node Does Not Remap to New Values

UE - Graphics Features - Oct 18, 2019

Single Channels from a Curve Atals Node Does Not Remap to New Values. Working as expected in 4.22 CL# 7053642 Found in 4.23 CL# 8386587, 4.24 CL# 9630693, 4.25 CL# 9615021 This is a regression. ...

AActor doesn't consider latent actions when using "auto destroy when finished" functionality.

UE - Gameplay - Oct 18, 2019

Actors should check if they have any pending latent actions before automatically destroying themselves.   ...