ShouldRender() in USceneComponent Doesn't Check Against IsVisibleInEditor()

UE - Graphics Features - Nov 22, 2019

IsVisible()/IsVisibleInEditor() should be a contribute to the logic in ShouldRender(). NOTE: This code was written during the UE3 life cycle. Found in 4.22 CL#7053642 ...

Screen Aligned(Velocity) particles deform at low velocity

UE - Niagara - Nov 22, 2019

Screen aligned particles with very low velocity will squash in 4.23+ (No squashing in 4.22) Confirmed in 4.25 MAIN at CL 10333042 ...

WMR crash while switching between window and fullscreen mode

UE - Platform - XR - Nov 22, 2019

Crash in MixedRealityInteropDebug.dll!WindowsMixedReality::MixedRealityInterop::BlockUntilNextFrame() check_hresult(WINRT_SHIM(Windows::Graphics::Holographic::IHolographicSpace2)->WaitForNextFrame ...

Vulkan leaks memory when opening and closing windows

UE - Rendering Architecture - RHI - Nov 22, 2019

As described here: https://udn.unrealengine.com/questions/532725/index.html (1) Start Prebuilt Vanilla 4.23.1. with Vulkan enabled (2) Create a new project (3) Drag and drop the Sphere from “modes ...

Opening a new sequence can have SavePreAnimatedState and RestorePreAnimatedState called out of order

UE - Anim - Sequencer - Nov 21, 2019

When switching to a sequence where the current time is not in the target view range the PreAnimatedState of the new sequence will be saved before restoring the PreAnimatedState of the old sequence.  ...

[Feature Request] 3D Text - Contextual Analysis - Localization

UE - Virtual Production - Nov 21, 2019

New Text 3D plugin does not process contextual analysis for Arabic Expected: Arabic characters should change shape based on the placement of a letter in a word (similar to how in English, a letter c ...

Point Cloud support for AR plugin crash

UE - Platform - XR - Nov 21, 2019

Enabling Point Cloud support for AR plugin causes engine crash. Also crashes with LIDAR plugin enabled. Confirmed in MAIN 4.25 @ CL 10333042 ...

The Find Node Can Crash on Compile After a Blueprint Compile Error

UE - Gameplay - Nov 21, 2019

The "Find" node can cause a crash if the a map with a struct value changes type while connected, is disconnected and reconnected. Compilation fails and crashes the engine. Found in 4.23.1 CL#963142 ...

Blueprint Node "Get Actors" for Layers in Level Blueprint causes crash in Packaged .exe

UE - Virtual Production - Nov 21, 2019

Blueprint Node "Get Actors" for Layers in Level Blueprint causes crash in Packaged .exe The Blueprint node "Get Actors" for Layers in the Level Blueprint causes an instant crash in a built developm ...

UBT Output log encoding does not match if non-ASCII characters are in the UBT output

UE - Foundation - Cpp Tools - UnrealBuildTool - Nov 21, 2019

UBT Output log encoding does not match if non-ASCII characters are in the UBT output. Before UE4.23, UBT output encoding problems only exist in the editor "Compiler Log" under Developer Tools, and i ...