Unreal Engine Issues
Unreal Engine Issues
Welded grandchildren do not overlap properly when their grandparent is simulating physics
UE - Simulation - Physics - Jun 7, 2018Grandchildren (C in an attachment hierarchy of A < B < C) that are auto welded have issues related to overlap events when moving via physics. They tend to overlap later than they should. This does n ...
Web browser widget does not receive input when used in a 3D widget component on Android
UE - Platform - Mobile - Jul 9, 2018Web browser widgets to not receive input when used in a widget component on Android devices Update: Oculus Quest devs attempting to implement and interact with the web browser widget via widget i ...
UUserWidget::SetPositionInViewport does not function as intended
UE - Editor - UI Systems - Oct 15, 2018The Set Position in Viewport node does affect UserWidgets position. It keeps it 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21 (CL - 4465720), 4.22 (CL - 44654877) ...
Numpad + Shift does not release keystrokes
UE - Gameplay - Input - Nov 9, 2021The combination of Numpad + Shift seems to have various problems. https://answers.unrealengine.com/questions/899468/what-is-the-issue-with-shift-num-key-combinations.html Regression No, according ...
UE 5.4 - Specular/reflection disappears above 4096 resolution render
UE - Rendering Architecture - Aug 1, 2024After a viewport is more than 4096 pixels wide, Lumen's specular reflections buffer cuts its width off at 4096 pixels. It appears that the affected buffer is "Lumen.Reflections.ResolvedSpecularIndi ...
Inconsistent events triggered by FlushProcessedKeys during keyboard hold input
UE - Gameplay - Input - Dec 20, 2024Key repeats from the OS do not affect the EnhancedInput normally, but it causes inconsistent event triggers when FlushProcessedKeys is called with holding a keyboard key down. Removing references t ...
Editor cannot handle blueprint structure using an Actor Map variable
UE - Gameplay - Blueprint - Aug 28, 2017If a blueprint structure contains a map variable with Actor Class Reference as the key, populating the map with a custom blueprint (ActorSet) and adding a variable of the structure to any other blue ...
Dragging more than one Texture into the Material Editor causes a crash
UE - Graphics Features - Mar 11, 2020Importing two or more Textures into the Material Editor results in a crash. This is a regression from 4.24.3 (CL-11590370) as well. This was reported and tested in 4.25 Preview 2 (CL-12055273) and ...
Saving a Slate Vector Art asset causes a crash
UE - Editor - UI Systems - Mar 17, 2022Saving a Slate Vector Art asset causes a crash. ...
Deploying from Windows to Linux fails on the first attempt
UE - Platform - Linux - Aug 3, 2017After hitting this failure, if you try to deploy again, then it will work. This only occurs on the first attempt. Initially, I thought I hit a disc space issue I was hitting due to having a sample ...