Soft Object unloads after some time when stored in a Blackboard

UE - AI - Mar 11, 2020

When loading a Soft Object and directly placing the loaded Object into a Blackboard, after about 2 minutes the Object will unload and become null inside the Blackboard. This issue only occurs in a p ...

[AI] ZoneShapes visualization does not reset after selecting another actor

UE - AI - Jul 26, 2023

ZoneShapes do not reset visuals when being de-selected and re-selected. The last piece of the zone shape to be selected will still show as selected when the shape is re-selected, but using the edito ...

Translucent materials with Modulate blend mode disappear with down-res translucency enabled

UE - Graphics Features - May 28, 2024

Reported from this UDN: https://udn.unrealengine.com/s/question/0D5QP00000MLlco0AD/active-dtr-doesnt-render-beforedofmodulated-materials?fromCase=1 The problem is that, except in very specific circ ...

Orthographic Camera Preview window does not render materials

UE - Graphics Features - Jan 17, 2015

I am using the orthographic camera preview fairly extensively for making an in-engine Tiling Texture maker. This feature is currently busted since the orthographic camera preview window is rendering ...

SpawnActor node evaluates pure inputs twice

UE - Gameplay - Blueprint - May 9, 2017

When the node Spawn Actors from class is used with a pure input (in this case a pure function with a transform output) The result is that it get evaluated twice. In the test project provided a print ...

Custom depth does not render on static meshes converted to blueprint without render custom depth option enabled

UE - Graphics Features - Sep 21, 2017

Custom depth does not render on static meshes converted to blueprint without render custom depth option enabled. This issue does not affect objects that are added as a component to a blueprint. To w ...

The Find Node Can Crash on Compile After a Blueprint Compile Error

UE - Gameplay - Nov 21, 2019

The "Find" node can cause a crash if the a map with a struct value changes type while connected, is disconnected and reconnected. Compilation fails and crashes the engine. Found in 4.23.1 CL#963142 ...

NavLinkProxy potentially causing extra Character Movement

UE - AI - Feb 12, 2020

The user is using a Nav Mesh Bounds Volume and a Nav Link Proxy. They are calling AI Move To to navigate to the point, but the Character reproduces extra movement and goes a bit past it. For debuggi ...

Composure DepthElement Not Producing A Picture

UE - Virtual Production - Rendering - Composure - Sep 21, 2020

The user tried to use the composure pipeline and followed what is written in the Documentation. All the elements and nodes written out in the documentation worked as expected with the exception of t ...

Hot Reload Temporary dlls and pdbs Aren't Getting Cleaned Up Between Runs

UE - Foundation - Cpp Tools - Hot Reload - Dec 14, 2020

I'm seeing it as an issue in at least 4.25.4, maybe prior.   I'll update after checking 4.24. From the tests at my desk I could see that the HotReload.State file that DeleteTemporaryFiles (HotReloa ...