Virtual Joystick inactive opacity ignored when Prevent Recenter is on

UE - Platform - Mobile - Nov 30, 2016

Using a touch interface with Prevent Recenter set to true prevents the joysticks from fading to their Inactive Opacity setting. Regression?: No This also occurred in 4.13.1 ...

Crash when moving/copying Blueprints folder into another folder

Tools - Jan 4, 2017

The editor crashes when the blueprints folder is moved into another folder in the sources panel This crash is similar to UE-34388 But have different callstacks. This is a Regression from 4.14.2 ...

Can't undo blueprint/material movement done by arrow keys

UE - Gameplay - Blueprint - Feb 8, 2017

When moving nodes in materials and blueprints using the undo option doesn't undo the movements made by the arrow keys. This issue affects anything that uses nodes on an event graph. ...

[CrashReport] UE4Editor_Kismet!SBlueprintPaletteItem::OnNameTextCommitted() [sblueprintpalette.cpp:1319]

UE - Gameplay - Blueprint - Sep 28, 2017

This is a trending crash after the 4.17.2 hotfix, although it has existed since the 4.16.1 hotfix. User Descriptionswas creating a new graph in a blueprint ...

OnUrlChanged does not fire on mobile

UE - Platform - Mobile - Sep 28, 2017

When using On Url Changed event on mobile devices, the event does not appear to fire as expected. Tested on iphone 5 As a note: The function GetUrl appears to be similarly affected. ...

Editor Crashes on Startup After Enabling Forward Shading When r.LightPropagationVolume=1

UE - Graphics Features - May 4, 2018

If r.LightPropagationVolume=1 in ConsoleVariables.ini, enabling forward rendering and then restarting the editor results in a crash. This occurs in 4.18.3 and 4.19.2. ...

Blueprint Android app installers are named *UE4Game*.bat

UE - Platform - Mobile - Jun 4, 2018

In 4.19 blueprint-based apps are named after the project name, but in 4.20 they are all called Install_UE4Game-armv7-es2.bat. This also affects the Uninstall_*.bat ...

Severe ghosting on animated objects when camera stops moving in sequences when using path tracer

UE - Graphics Features - Lumen - Aug 2, 2019

Pixels seem to stop updating in the path tracer when a camera stops moving in sequence. Old color values from objects that have moved seem to still affect pixels they should not.  ...

Undoing after opening a bluperint will delete nodes in a math expression

UE - Gameplay - Blueprint - Oct 11, 2019

Math expressions fail to compile when performing an Undo after opening a blueprint ICE - wrong output link - ((1 + x) * (sin(myVar))) - (2.400000 / (rand())) ...

Custom Time Dilation has no effect on Player Camera Manager

UE - Anim - Sequencer - Jun 10, 2020

It seems like setting Custom Time Dilation on the Player Camera Manager does not affect the amount of time it takes to blend between cameras with Set View Target With Blend. ...