[MetaSounds]- Attemping to copy and paste inputs between graphs can cause nodes with duplicate pins

UE - Audio - MetaSounds - Aug 15, 2023

Video example: [Link Removed] Occurs in 5.2 as well as 5.2. ...

Blueprint projects fail to Package for iOS

UE - Platform - Mobile - Apr 21, 2017

Blueprint projects are failing to package for iOS from Mac and Windows. We are also blocked from building iOS from Windows (see: [Link Removed]). These issues are failing with 2 different messag ...

High DPI Monitors and Editor Ruler

Tools - Jun 25, 2018

When using a high DPI monitor the Editor ruler will display an incorrect value in relation to the grid scale. ...

Web Browser: No Transparency in 3D Widget Component on Mobile

UE - Platform - Mobile - Jul 6, 2018

Transparency is not being applied to web browser inside of 3d widget on android. Tested with Samsung Galaxy S5 4.19.2 CL 4033788 4.20p5 4173640 4.21 CL 4179794 ...

Particle System Components don't inherit owner's time dilation

UE - Niagara - Feb 7, 2020

This is a regression introduced by the particle system manager. It does not account for the owning actor's time dilation when ticking the particle system components.  ...

Collision filtering issue when multiple shapes on an actor

UE - Simulation - Physics - Jul 22, 2022

Collision filtering is producing unexpected results in certain setup. Objects are passing through one another when they are expected to collide. ...

Instanced MovieSceneEventParameters does not save updated values upon level load

UE - Anim - Sequencer - Jun 24, 2019

Any instanced Actor with a public MovieSceneEventParameter struct doesn't retain any altered values on level load. Found in 4.22 CL#7053642 Reproduced in 4.21 CL#4753647 , 4.24 Main CL#7173985 ...

Failure to add key and potential crash when adding keyframe to sequence through details panel

UE - Anim - Sequencer - Jan 21, 2021

There is the potential for a crash when adding a key through the details panel. In cases where there is no crash the key is not added.  ...

Landscape cooking takes as much as 6 times longer in 4.18

UE - LD & Modeling - Terrain - Landscape - Jan 10, 2018

Some developers are finding that the change to add a bunch of shader types to FLandscapeMaterialResource::GetExcludedShaderTypes() in 4.18.2 increased their project cooking times on PC or console by ...

IOS binaries are not included when a plugin is packaged for IOS using a binary Engine installation

UE - Foundation - Cpp Tools - UnrealBuildTool - Aug 7, 2018

Packaging a plugin for the IOS platform on a Mac completes successfully, but there are no IOS binaries included in the packaged plugin. Once the package process completes, the packaged plugin only c ...