World position offset behaves differently when setting its value directly on the result node

UE - Rendering Architecture - Materials - Jul 8, 2024

The world position offset input of the result node does not behave consistently. There is an obvious visual difference between the setting it by connecting a float3 color constant, versus setting th ...

Building Geometry Stops UTickableWorldSubsystem Ticking

UE - Gameplay - Jan 13, 2025

Can be mitigated by reopening the Level. There is a repro project provided by the licensee on the case ticket. ...

Building Geometry Stops UTickableWorldSubsystem Ticking

UE - Gameplay - Jan 31, 2025

Can be mitigated by reopening the Level. There is a repro project provided by the licensee on the case ticket. ...

Performance will drop in PIE if simulate physics is toggled rapidly on an actor with attached components

UE - Gameplay - Nov 3, 2015

Performance will drop in PIE if simulate physics is toggled rapidly on an actor with attached components User Description: Simulating physics for Primitive components causes severe performance dr ...

Editor windows do not lose focus when minimized on Linux

UE - Platform - Linux - Jul 28, 2015

Using Ubuntu 15.04, editor windows do not layer correctly when minimized. Control remains with the minimized window. Ex. After minimizing a blueprint window, right clicking will still act as thoug ...

Cannot Rename or Delete Event Dispatchers if they are named "color"

UE - Gameplay - Blueprint - Jul 21, 2015

Event Dispatchers cannot be renamed or deleted after being created if the name used is "color". ...

The first time OnConstruction is called after duplication the Actor still has default class values

UE - Gameplay - Blueprint - Dec 18, 2014

A Blueprint derived from a custom Actor class resets its variables to their default values when the Actor is duplicated, even if the actor being duplicated has a different value for that variable. T ...

Saving map with landscape creates texture asset in content browser

UE - LD & Modeling - Terrain - Landscape - Feb 12, 2016

Saving map with landscape creates texture asset in content browser. ...

FRenderTarget::ReadPixels does not populate FColor array properly in packaged build

UE - Graphics Features - Nov 1, 2016

When the ReadPixels function is called, the FColor array that is passed in has its elements populated when in PIE and Standalone but array elements are empty in a packaged project. ...