Sampler Source: From Texture Asset with Streamed Virtual Texture

UE - Rendering Architecture - Mar 28, 2024

It appears that Texture Samplers for Virtual Textures do not respect the Tiling Method from the Virtual Texture Asset when the "Sampler Source" is set to "from texture asset". ...

IME input is ignored when There are some lines in MultiLineEditBox

UE - Editor - UI Systems - Slate - Dec 17, 2024

This problem is reproduced on other widgets using MultiLineEditBox. ex.) description in source control commit log pane, comments in blueprints, etc. ...

StateTree : Crash when executing GetPropertyRef in SubTree linked via Linked Asset

UE - AI - StateTree - Aug 26, 2025

A crash occurs when GetPropertyRef node is executed from a SubTree that is linked within a StateTree, which itself has been linked from a parent StateTree via a Linked Asset ** . The processing con ...

Undoing keyframe addition in Sequencer unselects actors in the Outliner

UE - Anim - Sequencer - Sep 8, 2025

When a keyframe is added to a track in the Sequencer, undoing the operation correctly removes the keyframe, but it also unselects the actor. This becomes especially inconvenient when multiple actors ...

AnimBP warning word order mistake in Japanese

UE - Editor - UI Systems - Localization - Mar 24, 2016

The warning ""variable name" に "BluePrint" という名前の変数はありません" in the output log within the AnimBP while the editor is in the Japanese language mode has an incorrect word order. "Blueprint"Blueprint sho ...

Unable to Exit the 'Device Profiles' Console Variables Dialog Menu Easily

Tools - Jun 1, 2015

When adding a new variable to a new or existing 'Device Profile' it becomes difficult to close the dialog window. You are unable to click out or press the escape button once in order to close the di ...

WidgetBlueprint::DrawLines has broken AA on sharp cornered lines

UE - Editor - UI Systems - May 9, 2016

WidgetBlueprintLibrary::DrawLines which calls FSlateDrawElement::MakeLines has broken AA for sharp cornered lines. ...

Teleport node sets the movement mode for a pawn back to default

UE - Gameplay - Oct 10, 2016

Teleport node sets the movement mode for a pawn back to default. The current movement is overridden by the default after using teleport node ...

Using r.RenderTargetPool.Events in debug configurations causes breakpoint in VS

UE - Graphics Features - Mar 3, 2016

Building a project in a debug configuration and then running through VS debugger will trigger a breakpoint if the console command 'r.RenderTargetPool.Events' is used. ...

Audio cue that is playing is restarted when a branch parameter is changed

UE - Audio - Oct 6, 2015

When using a branch node inside of a Sound Cue, if that branch's bool parameter is changed while the cue is playing, the cue will be restarted from the beginning. Link to project: [Link Removed] ...