In BP/Python Editor Utilities, function SetEditorProperty() unexpectedly fails for Actor Reference Properties on External Actors.

UE - World Creation - Worldbuilding Tools - May 19, 2024

As part of the Python and Editor Scripting Tools, it is possible to programmatically set variables in actor instances of the current level just like when using the Details Panel in the Level Editor. ...

Lightmaps cannot be created correctly when copying Blueprint that has Static Light as Child Actor component on the level

UE - Graphics Features - Lumen - Jul 31, 2020

In this project, BP with Spot Light registered as Child Actor is placed. If we copy and build, the following warning will be displayed. BP_Spotlight_GEN_VARIABLE_BP_Spotlight_C_CAT_330 'BP_Spotlig ...

Changing the name of the return value in the return node of a binding causes it to silently fail

UE - Editor - UI Systems - Aug 20, 2015

If the user changes the name of the return value (which is "Return Value" by default) the return value will not return anything causing the binding to silently fail. ...

Ensure when using ellipsis overflow method with very small Slate text boxes

UE - Editor - UI Systems - Slate - Aug 12, 2024

The Ellipsis overflow method on text widgets can cause an ensure to trip as a result of a render batch being sent with no indices. We could guard against this in SlateRHIRenderingPolicy by checking ...

Load level interactions are not working on mobile

UE - Editor - UI Systems - Dec 9, 2014

When using UMG to load levels on a mobile device, The first level is being loaded but nothing after the first is able to trigger any additional levels to load. ...

UCommonVideoPlayer/Electra does not work in 5.3

UE - Media Framework - Jan 30, 2024

This appears to be connected to playing immediately upon opening. This behavior is not observed when in the Release-5.1 or Release-5.2 streams. With the same setup, the video will start playing on t ...

Translation Arrows not Selectable for Sockets in Local Space mode of Persona

OLD - Anim - Nov 30, 2015

In Persona, while in Local Space mode, translation arrows will not become highlighted when hovered over if they are obscured by the widget and attached static mesh, thus making them unselectable. ...

Inserting before a FSlateImageRun twice will cause crash

UE - Editor - UI Systems - Apr 12, 2019

Set Editor Property node no longer works with Material Instances in UE5

UE - Framework - Blueprint - Feb 18, 2022

This is a Regression. Using an Editor Utility Widget to set properties on materials via Set Editor Property doesn't work in UE5 as it did in UE4. ...

Asset Selection Context Menu cannot move when opened from specific locations

UE - Editor - UI Systems - Slate - Aug 2, 2016

Workaround: Left-Click and hold OR Click within a different portion of the Asset Selection dropdown The event bound to the dropdown button for the "Asset Selection Menu", as I've been calling it, i ...