Importing FBX will override UV Channel 0 on Linux

UE - Platform - Linux - Jun 3, 2015

Importing an FBX to the editor on Linux with "Generate Lightmap UVs" checked to true will override UV Channel 0 rather than creating the lightmap on a seperate UV channel. ...

Importing manual LODs in the Static Mesh Editor on Linux will freeze the editor

UE - Platform - Linux - Oct 21, 2015

When importing a LOD manually in the Static Mesh Editor the editor will freeze indefinitely. ...

Build error when compiling a code project with the word "Engine" as the last word of the title

UE - Foundation - Cpp Tools - UnrealBuildTool - Mar 9, 2015

When naming a project ending with "Engine" whether there is a "_" or no space separating the name will result in a build error in VS. See attached image for error output. ...

Child Objects do not Copy to the Proper Position with Paste Here Option

Tools - Jan 13, 2016

If you copy a child object with a parent object, right click, and select edit, paste here, the child object will be offset from the parent object a significant distance away. ...

Lighting data wiped if sub level is hidden while rebuilding lighting for visible levels

UE - Graphics Features - Jan 11, 2017

When building lighting now you can no longer have a hidden sub level and have it retain it's built light if it was previously built. For instance, if you have a persistent level and hide the sub-lev ...

Crash in FBlueprintActionMenuBuilder while editing blueprints

UE - Gameplay - Blueprint Editor - Apr 28, 2017

Note those are not 100% repro steps they are what I remember doing. I've got this issue twice so far and both times I was editing a blueprint and switching between constructions script and event gr ...

DataTable CSV export; First member of Array not exported if set to default value

UE - Gameplay - Blueprint Editor - Mar 26, 2018

When using a struct as a type for TArray and first element of the array has first member variable of the struct set to default, it is not exported to *.csv ...

SceneCapture2D output broken when used in VR

UE - Platform - XR - Feb 25, 2019

Scene Capture regression when used with VR. Confirmed in Main @ CL 5172170 Tested with Rift Flipped VR Preview window is a known/fixed issue ...

Incorrect behavior when copy-paste repeatedly in the sequencer subscene track

UE - Anim - Sequencer - Mar 24, 2021

This issue is different for the first and second behaviors, which seems confusing when working. ...

When the default values of Instanced variables are changed in Blueprint, the variables of actors on the level don't follow the default values

UE - Framework - Blueprint Runtime - Sep 20, 2022

When the default value of an Instanced variable defined in C++ is changed, it is not reflected in the default value of an Actor placed on a Level. In the reproduction procedure, when the default v ...