SceneCaptureComponent2D 'Primitive Render Mode' Always Selects Legacy Option

UE - Graphics Features - Nov 9, 2017

When using SceneCapture2D and trying to edit the "Primitive Render Mode" (found in Details panel, Scene Capture) you can select the "Render Scene Primitives (Legacy)" and the "Use ShowOnly List" opt ...

Geometry Pen Tool Duplicates Bushes On Grid Size 1 & 5

UE - LD & Modeling - Modeling Tools - BSP - Mar 7, 2018

There is an issue occurring when creating brushes with the pen tool at grid size 5 where verticles or the brush shape itself seems to be doubled. This issue also occurs if the grid size is 1, though ...

Datasmith files containing special characters do not import correctly in Unreal

UE - Editor - Content Pipeline - Datasmith - Exporters - Oct 10, 2018

User is experiencing an import issue with a 3DS Max 2019 file. Their workflow is as follows and works for all their assets but this one:Original file created in revit 2019Import revit link to 3dsmax ...

Mouse Events cannot be treated as Touch on Android Apps on Chromebook

UE - Platform - Mobile - Mar 18, 2019

A licensee reported an issue where mouse events are not able to be used as touch events on Android apps. This was specifically reported on and tested on Chromebooks. After working with Chris Babcock ...

Unable to input with IME in widget component.

UE - Editor - UI Systems - Feb 12, 2020

Unable to input IME text in widget component, but able to input IME text in textbox like UMG designer.  It works fine until 4.21, however it wasn't able to work after 4.22. Workaround: void FSla ...

Interactions in the Menu are not working as expected in VRTemplate

UE - Platform - XR - Nov 17, 2022

Interactions in the Menu on VRTemplate (and I suspect that style of menu interaction in general) do not function as expected. This issue was reproduced several times (5/5), both with a VR headset an ...

Emissive material lighting falloff regression in GPU Lightmass

UE - Graphics Features - Sep 12, 2023

Forum user noted that emissive lighting being built with GPU Lightmass is in fact being built, just not around the mesh, but in a larger radius and with reduced strength compared to 5.1.1. They foun ...

Simple HUD in Topdown template will have rendering errors if played in Immersive mode

Tools - Feb 27, 2015

Simple HUD in Topdown template will have rendering errors if played in Immersive mode (F11). It will cause a white flickering line on the left and top of the window that will start to blur as the p ...

ResavePackages commandlet with Build Lighting applies level transform each time

UE - Foundation - Core - Cooker - Sep 13, 2016

While using the commandlet for RebuildPackages with -BuildLighting and having any sub-levels with level transforms will be added to the current position each time this commandlet is run. As an exa ...

Camera attached to a Spring Arm jitters when put at a +90 or -90 degree angle on the Y axis.

UE - Gameplay - Nov 18, 2016

When a camera attached to a spring arm is turned at a +90 or -90 degree angle in the Y Axis (can't go any further) and turned, it can jitter and cause visual issues. Note: This occurs in the base ...