Duplicating Collapsed Node Graph With an Asterisk in the Name Results in "Invalid Graph"

UE - Gameplay - Blueprint - Sep 20, 2017

If you give a Blueprint node a name containing an asterisk, then collapse it, if you copy and paste the collapsed node the duplicate node will say "Invalid Graph." Additionally, if you try to renam ...

Unable to select Foliage in the World Outliner

UE - World Creation - Worldbuilding Tools - Foliage - Mar 13, 2020

Foliage is not an asset that you can select through the World Outliner and the "Select" button in Foliage Tool is not working for this case. If you create new foliage, it will be set to scale 0 and ...

IPA signing fails on remote build with valid certificate and provision

UE - Platform - Mobile - Sep 19, 2016

Building for iOS through a remote SSH connection on Mac will always fail, even with provision and certificate. ...

Ease Function resets Blend Exp on Restart

UE - Gameplay - Blueprint - Jan 27, 2015

The Ease Node when set to use the Function Ease In, Ease Out or Ease InOut the Blend Exp will reset to 2.0 on each editor reload. It will even break variable inputs to return to 2.0. Reproduced in ...

Details for new components added during hot reloading aren't complete

UE - Gameplay - Blueprint - May 4, 2017

Adding a new component in code does not show all editable options in the details panel. Ex: When a sphere component is added to a class, the Transform category will only list the Scale. Location a ...

Non-Power of 2 images are not rendering on iOS devices

UE - Platform - Mobile - Feb 2, 2015

If you create a UMG with an image in the Umg that is not a power of 2, The image will not appear on an iOS device. Tested this on a Android device (Nexus 5 with ETC1 and ATC. PVRTC will not allow t ...

Package fails when Nativization is Exclusive

UE - Gameplay - Blueprint - Apr 28, 2017

When Blueprint Nativization Method is set to Exclusive, packaging will fail if a data only blueprint's child blueprint is set to to Nativize in class settings. Workaround:Adding a node to Parent so ...

Widget not able to take input upon launching game

UE - Editor - UI Systems - Feb 28, 2017

Widgets are not getting proper input when a game is first launched. Until the player clicks in the window at least once, widgets will not respond to any hover events and the first click will not hav ...

Crash on loading pre-4.20 cloth data when compute skin cache is enabled in 4.21

UE - Graphics Features - Mar 19, 2019

According to information from the licensee, the else clause was added to "FSkeletalMeshLODModel::(GetClothMappingData()" at CL 4437969 , but if it is the cloth data existing from 4.20 or earlier, it ...

When using multiple workspaces on Linux, auto save forces UE4 workspace to be active

UE - Platform - Linux - Jul 22, 2016

When working with multiple workspaces and having any other workspace in focus, the workspace with the editor will be forced into focus after an auto save occurs. ...