Material Editor: Highlight/Isolate should warn user when using Nanite Mesh

UE - Graphics Features - Nanite - Oct 27, 2022

Editor should visually warn the user that this feature doesn't work with Nanite, or that the Nanite Preview mesh needs to be enabled (or forcibly enable it when they attempt to use this option), oth ...

Edit Layers naming is being added to the Localization Dashboard

UE - Rendering Architecture - Materials - Mar 1, 2024

When a Material Instance with Layer Parameters is added to the Level Landscape, the Layer Names get added to the Localization Dashboard. ...

Enabling Wireframe Mode along with HDR (EyeAdaptation) Visualization crashes the Editor

UE - Graphics Features - May 29, 2025

In the Viewport, enabling Wireframe Mode (ALT+2) along with HDR (EyeAdaptation) Visualization crashes the Editor. I've tested different versions and this issue is not present on 5.0, but it reproduc ...

Material Particle SubUV Sample does not work with Tex Object

UE - Rendering Architecture - Materials - Aug 29, 2025

The Particle SubUV Sample node uses its own texture object reference instead of the one provided by the texture object node. ...

Lock Actor Movement doesn't prohibit rotating an object by turning the viewport while piloting it.

Tools - Jun 12, 2015

If you pilot an object and wish for it not be moved, such as a camera, you can use the Lock Actor Movement option. This will stop the object from moving, but it will not stop the object from being r ...

Objects do not Scale relative to their Temporary Pivot Point (Alt+MMB Click)

Tools - Mar 19, 2015

After temporarily moving the pivot point (Alt+Middle Mouse Click on the center of the translate tool), you can switch to scale. However, the object still scales from it's original (permanent) pivot ...

Input Bindings losing rename information after re-opening project

If an input binding is renamed and the editor closed and re-opened, the input binding will revert to it's original name. ...

Event Trace Log prints node actions multiple times

UE - Gameplay - Blueprint - Jun 10, 2015

If a blueprint has a breakpoint on a node and that node is utilized in PIE, the Event Trace in the Debug Log window will register each action taken by the blueprint multiple times. ...

Retriggerable delays do not work on tick events

UE - Gameplay - Blueprint - Mar 18, 2015

Retriggerable delays and the nodes after are not recognized when triggered by tick events. ...

Multigates only fire the first output when inside a function

UE - Gameplay - Blueprint - Apr 2, 2015

Multigates only fire the first output when inside a function. The same setup in the Event Graph will function as intended. Reproduced in 4.7.4 binary and Main (//depot/UE4/Promotable-CL-2498147) ...