Descriptions for vis log shapes in the Rewind Debugger are misaligned

UE - AI - Debugging - Mar 25, 2025

When recording shape information, descriptions are offset from the shape. Licensee Message - I noticed that the capsule vis log description labels were not lining up after replaying the recording ...

Crash when jumping to location of referenced missing asset in a blueprint from Message Log window

Tools - Aug 29, 2016

I created a static mesh blueprint and set the mesh asset to a mesh in my project. Then I closed the project, deleted the mesh .uasset, reopened the project. When opening the blueprint, there are w ...

Undoing a change to the content of a Text widget while it is still selected causes an assert

UE - Editor - UI Systems - Jul 17, 2018

Hitting undo on a text widget while it is still selected will cause an assert. This appears to happen because the widget loses focus and attempts to commit it's text while still processing the undo, ...

Cascade Crashes Engine When Adding Particle LOD After Clearing LOD Settings

UE - Graphics Features - Feb 3, 2017

In cascade if you add particle LODs then remove, clear the LOD settings array, then attempt to add more LODs (after current) the editor will crash. This crash will only occur if you add LODs after c ...

Forced reboot launching editor the first time

UE - Foundation - Cpp Tools - May 30, 2018

Note that before I tried running the editor via the Launch button, I just happened to run the Editor exe directly, and this did not repro then. After my PC rebooted I tried to reproduce it again an ...

On static mesh import correctly named materials in project aren't automatically applied

UE - Editor - Content Pipeline - Import and Export - Jul 16, 2019

When importing a static mesh into a project with the appropriately named materials in it already they won't apply to the mesh automatically when setting Search Location to All Assets without being i ...

Report of branching point notifies failing to trigger

UE - Anim - Runtime - Nov 15, 2021

The problem seems to come from a notify having its LinkedMontage set to null when RefreshBranchingPointMarkers() is called. IsBranchingPoint() fails in this case, so it's never registered as a branc ...

Crash retargeting animation with Virtual Bone

OLD - Anim - Oct 25, 2016

Crash occurs when attempting to retarget an animation whose skeleton has a virtual bone. ...

Japanese language input keys/Menu key zoom out graph view

UE - Editor - UI Systems - Localization - Oct 31, 2017

When using a Japanese keyboard, using Japanese language input special key(halfwidth/fullwidth/kanji key) zooms out graph view in BP editor and Material editor. It seems the menu key makes the editor ...

Datasmith & mikktspace tangent cause entities to glow with lightmaps

UE - Editor - Content Pipeline - Datasmith - Exporters - Feb 22, 2019

The steps above are reduced to their simplest expression.  I appears that several customers complained about lightmap baking resulting in glowing objects.  This typically happens on interior door fr ...