Mac - Media Player - Web Cam not accessible

Media Framework - Jan 20, 2020

Audio/Video Devices are no longer accessible via Media Player on Mac. User info: "We think it is connected to camera and microphone privacy. We have got a crash trying to access to camera from cust ...

Add material API to python

UE - LD & Modeling - Modeling Tools - Mesh Editing - Jan 20, 2020

UDN ask to control mesh materials in python script. The API is public but not expose. I suggest to add functionalities to the editor scripting utilities plugin for both static and skeletal meshes. ...

Linked Anim Graph With Mesh With Post Process BP Has Faster Animation Playrate

OLD - Anim - Jan 20, 2020

When an animation blueprint is using the "Linked Anim Graph" node and it's skeletal mesh has a post process animation blueprint the animation is played at the wrong playrate. Linked Anim Graphs wer ...

StopAtCurrentTime Node Sets Playback Position To 0.f In Level Sequence Actors

UE - Anim - Sequencer - Jan 20, 2020

Level Sequence actors have their current playback time to 0.f when using the StopAtCurrentTimeNode. In MovieSceneSequencePlayer.cpp line 288 TimeToResetTo is set to 0.f. Attached is a 4.24 example ...

Streaming of array textures with mips results in nearest mips being black

UE - Graphics Features - Jan 20, 2020

The issue is discussed in this UDN:https://udn.unrealengine.com/questions/544210/crash-starting-up-in.html Key quote from UDN thread is:"Also, having made a texture array with 190 entries, it seems ...

Nativized UMG widgets with animation tracks can sometimes assert with async loading enabled.

UE - Gameplay - Blueprint - Jan 18, 2020

The incorrect use of NewObject() to instance nested class-owned subobjects will force StaticAllocateObject() to reconstruct the instance that was already constructed by the outer class ctor in nativ ...

Cloth Simulation Doesn't Work When Clothing Data Is Applied Before Being Painted

UE - Simulation - Physics - Character - Jan 17, 2020

When clothing data is applied before painting the influence on the section the cloth doesn't simulate. I tested this using the Paragion: Twinblast actionhero skeletal mesh asset. Found in 4.24.1 C ...

Engine Crashes When Trying To Reimport Skeletal Mesh For One That Has No Clothing Data

UE - Simulation - Physics - Character - Jan 17, 2020

The engine crashes when trying to reimport a skeletal mesh that has no clothing data. This seems related to https://jira.it.epicgames.net/browse/UE-86948. Found in 4.24.1 CL#10757647 Reproduced in ...

Motion Controller Components Don't Track Motion Controllers

UE - Platform - XR - Jan 17, 2020

The motion controller component doesn't track motion controllers correctly. This worked in 4.23. If you create a VR template project and follow the repro steps this issue doesn't occur. This was t ...