EarlyZPassOnlyMateriaMasking Makes Masked Materials on Particles Flicker When Close to the Camera

UE - Niagara - Oct 12, 2018

When "r.EarlyZPassOnlyMaskedMaterials" is enabled, masked materials used with particles will flicker when close to the camera. Found in 4.17 CL# 3658906, 4.18 CL# 3832480, 4.19 CL 4033788, 4.20 CL# ...

Delay when attempting to input Korean characters using an IME with certain types of text boxes

UE - Editor - UI Systems - Localization - Nov 8, 2018

A user has reported that inputting Korean into certain types of text boxes in the editor using an IME results in delayed input. The user reports that this occurs with SMultiLineEditableTextBox in th ...

Keys applied in Sequencer to Exponential Height Fog's Fog Density (Second Fog Data) are applied to primary fog density

UE - Anim - Sequencer - May 29, 2019

Sequencer keys applied to an Exponential Height Fog actor's Second Fog Data | Fog Density are applied to the fog actor's primary Fog Density instead. Second Fog Data was introduced in 4.22. This w ...

Controller Assignments appear incorrect for UI when "Skip Assigning Gamepad to Player 1" is set to true

UE - Editor - UI Systems - Jul 16, 2019

When using a controller to navigate/ interaction with UI it appears that the "Skip Assigning Gamepad to Player 1" option is not taken into account when assigning input for UI. ...

ARKit: Metal Desktop Renderer + Metal v2.1 = Black View

UE - Platform - XR - Jan 26, 2020

If Metal Desktop Renderer and Metal v2.1 are both active, the AR passthrough camera renders as black. Issue not observed if only 'Metal Desktop Renderer' or 'Metal 2.1' is selected Issue not obs ...

Sound Quality is worse after import

UE - Audio - Feb 17, 2020

After importing a sound file, it's sonic characteristics are changed and the sound is not the same as the original. This leads to inconsistency. The sound is the same with Compression set 100. Two ...

DAE Import - Missing geometry in imported .dae model from Cabinet Vision

TM - Interoperability - Mar 27, 2025

Reported in SF [Link Removed] Client created a ,dae file in Cabinet Vision. When imported into TM, geometry will be missing, such as the walls and parts of the cabinets. Tested and occurs in TM 20 ...

Crash Occurs When Importing a .ABC File as Skeletal Mesh Into Project That Already Contains Asset's Materials

OLD - Anim - Jun 8, 2018

Editor crashes when importing an .abc file as a skeletal mesh and the assets materials already exist inside the project. -Materials need exist inside project before import -If the .abc file is imp ...

Cascade Type Modules do not respect closed Emitter Stacks when drag and dropping

UE - Graphics Features - Jan 12, 2016

When you are dragging and dropping an Emitter Type Module from one Emitter Stack into another and you have closed modules in your particle system, the type data module will be offset from your mouse ...

Upgrading to from 4.6 to 4.7 can cause assets to not be fully loaded in

UE - Gameplay - Blueprint - Mar 8, 2015

A user has upgraded their project from 4.6.1 to 4.7.2 and now one of their assets is partially loaded. After a bit of digging I found an error in the event graph of the ShadowHerosHUD. The nodes are ...