Fonts that are really tall can clip outside of the text block (potentially cutting off some of the lettering)

UE - Editor - UI Systems - Jun 9, 2015

If the user tries to use a font that is really tall the font may get the top portion of the text clipped off. ...

Scrolling through the ListView inadvertently displays duplicate elements

UE - Editor - UI Systems - UMG - Oct 17, 2024

When a ComboBox is set as elements in a ListView, it can see that the option is set to the wrong element when selecting the ComboBox.  ...

Static/Movable Tooltip shows odd symbols

Tools - Dec 17, 2015

The tooltip for Static/Movable/Stationary lighting in the details pane of the main viewport show odd symbols before additional information points. See attached image. ...

Crash editor when many sequencers are opened continuously

UE - Graphics Features - Dec 3, 2020

Get crashed in editor when opening many sequencers using the EditorUtilityWidget,. It's not in UE4.25.3, but it crashes in UE4.25.4. And it only occurs when NVIDIA Aftermath (r.GPUCrashDebugging=1) ...

Crash may occur if Actor is selected on the outliner and then discarded

UE - Editor - Workflow Systems - Jul 1, 2022

Discarding Actor while it is selected on the outliner may cause a crash. This may be caused by operations from C++ not being listed in the UNDO list, which may refer to unreferenced objects during ...

No deprecation message with component bound event nodes

UE - Gameplay - Blueprint Editor - Aug 21, 2023

It appears that only custom event nodes support a deprecation message. In fact, we need all nodes that use delegates in some fashion to support a custom deprecation message. Both UK2Node_ActorBoundE ...

Crash when adding foliage instances to unloaded IFA

UE - World Creation - Worldbuilding Tools - Foliage - Aug 31, 2023

Ran into a crash when trying to programmatically add foliage to a large WP level with some unloaded IFAs.  ...

Crash editor when raytracing is enabled and enter kanji characters into TextRenderActor

UE - Graphics Features - Ray Tracing - Apr 25, 2024

The editor crashes when entering Kanji characters into TextRenderActor with raytrace enabled. This does not happen with English text.  ...

FLinearColor ignores Blue in slate code

UE - Editor - UI Systems - Slate - Jan 17, 2017

When FLinearColor is used inside slate code, the third vector value is ignored. This causes FLinearColor(1,1,1) to produce the same color as FLinearColor(1,1,0). This also causes FLinearColor::Blu ...

Arabic text appears clipped when using DejaVu Sans

UE - Editor - UI Systems - Slate - Jul 1, 2017

Arabic text can appear clipped at certain zoom levels when using DejaVu Sans. This issue doesn't occur when using Noto Naskh. ...