nDisplay VIOSO Projection Policy broken since 5.0.3

UE - Virtual Production - nDisplay - Nov 25, 2022

Hi Sevan, I think we are having a bug: When using our calibration format “vwf” the image is slightly misaligned. Same calibration exported MPCDIv2 works good in UE. So it seems to be some issue ...

'Malformed sequence hierarchy' ensure hit after modifying sub-sequence tracks

UE - Anim - Sequencer - Sep 5, 2025

It's possible for there to be multiple instances of the same sequence in the evaluation states cache if the same sequence is used in multiple sub-sections. Caches are never removed from the evaluat ...

Browsing to a "Packaged Level Actor" does not take to the PackagedLevelActor inside the Content Browser.

UE - Editor - Content Pipeline - Jan 8, 2025

There is a bug inside Unreal Editor when selecting "Browse to Asset" for a Packed Level Actor. Right clicking the Packed Level Actor, all the asset options appear. If you click the "Browse to Asse ...

Local class variables do not correctly populate

UE - Gameplay - Blueprint - Dec 2, 2015

Local class type variables do not correctly populate with default value information. Variables of a class type populate with default value information normally. ...

Inside a BP Interface, changing a Function output to an input will cause a compile error in the reference bp

UE - Gameplay - Blueprint - Apr 6, 2015

Inside a BP Interface, changing a Function output to an input will cause a compile error in the reference bp. [Error] "Graph named 'NewFunction_0' already exists in 'bpActor'. Another one cannot be ...

Crash can occur when calling GetSkinnedVertexPosition on a skeletal mesh with a slightly different bone hierarchy than the skeletal mesh whose skeleton it is using

OLD - Anim - Apr 12, 2017

MDW: In progress (Dev-AnimPhys CL 3392820) When calling GetSkinnedVertexPosition on a skeletal mesh that uses the same skeleton as a different skeletal mesh with a slightly different bone hierarchy ...

Action event in the blueprint graph leads to state dirty.

UE - Gameplay - Blueprint - Aug 9, 2017

BP state get dirty if the BP graph have action input event. Regression: Yes, it is not reproduced in 4.16.3 This issue is not related to Blueprint Compilation Manager. ...

Construct object fails to assign a value when using the level blueprint - ConstructObject node issue

UE - Gameplay - Blueprint Compiler - Feb 28, 2018

https://udn.unrealengine.com/questions/419239/uk2node-genericcreateobject-compile-issue.html ...

Landscape Grass renders offset from Landscapes

UE - World Creation - Worldbuilding Tools - Foliage - Mar 24, 2020

Foliage spawned from Landscape Materials is rendering offset from the Landscape the material is applied to. I can reproduce this issue with or without Edit Layers enabled. I'm unable to reproduce ...

Search in Blueprint can encounter a deadlock condition when the window is closed before the search finishes and an FText lookup is pending

UE - Gameplay - Blueprint Editor - Jun 19, 2024

When a running search in all blueprints is closed, it may prevent an AsyncTask used to return the look up FText's from StringTables from running on the game thread, leading to a deadlock. When the ...