Client may receive failure message before ClientTravel RPC during non-seamless travel

UE - Networking - Aug 9, 2022

See linked UDN for more info. When a server initiates a non-seamless travel, it will inform any connected clients by sending the reliable ClientTravelInternal RPC. After a delay (controlled by Serve ...

[AI] NavModifierComponent includes non-navigation relevant primitive components in its navigation bounds calculation.

UE - AI - Navigation - Aug 8, 2022

If an actor contains multiple primitive components, it uses all of them for calculating navigation bounds even if some of the primitives are not marked as navigation relevant. Toggling navigation re ...

[MetaSounds][Wave Player] - Looping sound waves is not sample accurate

UE - Audio - MetaSounds - Aug 8, 2022

When playing the two metronome sounds, it is expected that when the 1bar asset loops, it will stay in time with the 12 bar asset; however, instead phasing begins to occur. This does not occur when ...

Bad cast in editor utility widget when casting to Movie Scene Property Track

UE - Anim - Sequencer - Aug 3, 2022

When reloading utility widgets the Movie Scene Property Track seems to be unrecognized causing cast nodes to become invalid. ...

Subcategories in Visual Logger do not Remember Open/Closed State

UE - AI - Aug 2, 2022

Within the actor snapshot area, you can categorize information into different sub-trees, each of which are expandable. However as you scrub through the timeline and new events happen, any sub-catego ...

Developer Folders Visible Due to Legacy Path Filters

UE - Editor - Framework - Content Browser - Aug 2, 2022

The Other Developers folder is comparing against the virtual path of a file to see if it starts with "/Game/Developers", but the virtual paths of all the developer folders start with "/All/Game/Deve ...

Multiplying CompleCollision by inverse scale does not create a collision

UE - Gameplay - Components - Aug 2, 2022

If multiplying a mesh with ComplexCollision by inverse scale, the geometry may not be created on the mesh. This may depend on the assets of the mesh. In the sample example, the navmesh is not create ...

The value of LLM AudioSummary is not an Audio-related aggregate value.

UE - Audio - Jul 29, 2022

"stat llm" does not show that the Audio summary value is the sum of Audio related tags. In the attached screenshot, when executing "stat llmfull", the AudioSummary value is less than the sum of "Aud ...

AnimMontage notify callback destroying owning actor causes crash

UE - Anim - Runtime - Jul 28, 2022

Destroying the owning actor as a response to an anim montage's anim notify causes unsafe access of the current anim montage. See repro steps. ...

GPU memory leak during large source control operations

UE - Editor - Framework - Source Control - Jul 28, 2022

We've seen some reports of GPU memory leaks during source control operations caused by the animation of the throbber widget, potentially leading to a crash if GPU memory runs out. The crash has been ...