Left Clicking a menu that contains an option with a submenu will cause the submenu to close while hovering its options

UE - Editor - UI Systems - Mar 25, 2022

If a menu has an entry that is a submenu, and that submenu has entries in it that are also submenus, then the entire menu will close when left clicking the submenu button instead of hovering it. So ...

Ocean not centered at correct location when placed away from the origin

UE - Graphics Tools - Terrain - Water - Mar 21, 2023

This display problem is a problem in the editor and Ocean was drawn normally during the PIE. When the problem occurred, we observed that only a part of the WaterInfoTexture in the WaterZone was wri ...

Control Rig Creation Crash Triggered by “skel” Prefix in Skeletal Mesh Name

UE - Anim - Rigging - Control Rig - Nov 27, 2025

When generating a Control Rig from a Skeletal Mesh that contains “skel” in its name—or uses it as a prefix (i.e. skel_test)—Unreal Engine crashes. The crash occurs both when using the native Creat ...

It isn't clear when a profile is added to the Preview Scene Settings

UE - Gameplay - Jul 27, 2016

In the Preview Scene Settings, it isn't clear that a new profile is created when the user clicks on Add Profile. If it's the first new profile, the dropdown is no longer grayed out. But if the use ...

Gameplay Tag Query - Assert when changing root expression while tag picker is open

UE - Editor - UI Systems - Slate - Jun 17, 2021

Changing a gameplay tag query's root expression in a make query node will assert if the tag editor widget is open.  ...

Widget that is a derived from a child widget reports component variables as Invalid

UE - Editor - UI Systems - Aug 23, 2023

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 A widget that is a derived from a child widget reports component variables as Invalid, while the child and parent of that child will ...

Naming CustomEvent string Input "DisplayName" breaks Blueprint Node

UE - Gameplay - Blueprint Editor - Jan 4, 2018

Naming a custom event string input DisplayName will cause the BP Node spawner to use blank or user-entered data for node listing+creation. Additional Notes: This also occurs when renaming the Text ...

Packaged Builds with DX12 Crash on 2nd Start

UE - Graphics Features - Oct 18, 2018

Running a packaged game with DX12 will crash on launch every second start and after. If you delete the files with the .ushaderprecache extension that are in the ProjectName/Saved folder the exe star ...

Limited Camera Movement after Ejecting from PIE

Tools - Apr 15, 2016

When ejecting from the Player Controller while PIE, navigation ability to move around the map is virtually non existent. The only movement command(s) that work is if you hold a mouse button down and ...

BlendOutTime setting doesn't work when unlinking multiple anim layers

UE - Anim - Gameplay - Apr 27, 2022

When we unlink the layer, we call UAnimInstance::PerformLinkedLayerOverlayOperation In that function, ClassToSet is null, so we loop over the layer nodes and call SetLinkedLayerInstance(this, nullp ...