FBXUVs can create null entries that will assert later

UE - Editor - Content Pipeline - Import and Export - Oct 28, 2021

Need to make sure we support nullptr entries or make sure we do not create such null entries. ...

Allow UPL to use tools schema

UE - Platform - Mobile - Jan 5, 2023

Allow UPL to use tools schema Allow "build" as part of Android project names ...

Proejcts with vr.InstancedStereo=true crash on Mac

UE - Platform - XR - Jan 12, 2023

Sounds like neither Multiviewport nor View Instancing (MMV) is not supported on Mac atm, and the logic in StereoAspects asserts. See attached log from a partner. ...

AllowAsyncRenderThreadUpdatesEditorGameWorld/AllowAsyncRenderThreadUpdatesEditor CVars are off by default and unsafe in Niagara

UE - Niagara - Mar 4, 2025

This user made a github pull request: [Link Removed] but it was auto rejected. I think that we can consider taking their fixes, but keeping it disabled by default. ...

Importing FBX from blender causes crash

UE - Editor - Content Pipeline - Import and Export - Mar 8, 2015

Importing FBX model with Shape Keys crashes editor. This crashes in the SDK so we dont have control over it. Given that this is one of the first things we do on import it is unlikely we are corrup ...

Tilemap using Masked Lit Sprite Material not Rendering in Standalone mode

UE - Gameplay - Paper2D - Jan 26, 2016

When using a Tilemap with a Masked Lit Sprite Material, the tilemap will not render while in Standalone. In the test project, the Paper2D Blueprint character was switched to Masked Lit Sprite Materi ...

Changing Preview Rendering Level hides transform widget

UE - Platform - Mobile - Aug 5, 2016

When you change the Preview Rendering Level to Android Preview and then close the project, reopen, and do this again it hides the transform widget. ...

A text block's outline appears to provide an outline for the drop shadow as well.

UE - Editor - UI Systems - Nov 10, 2016

A text block's outline appears to provide an outline for the drop shadow as well. ...