Non-deterministic cooking issue in .uexp of level asset file

UE - Foundation - Core - Cooker - Jan 17, 2023

There is a deterministic cooking issue with .uexp map of level asset. [Link Removed] is the similar issue  fixing by CL#19723275, but it still there.  ...

Newly placed actor unloads after playing in editor once

UE - World Creation - Worldbuilding Tools - Jan 17, 2023

The actor placed in the level will be unloaded after play in editor.  Without save the level (repro step4), the actor is not unloaded and show in editor. ...

Nanite meshes don't render to RVT

UE - Rendering - Nanite - Jan 16, 2023

Static meshes that use Nanite never write to RVT. We've been recommending a workaround to create a secondary non-nanite mesh component that only writes to RVT, but that is a big overhead for product ...

Sky renders black after building lighting in VR Template

UE - Rendering - Jan 13, 2023

Regression: Tested in UE5/Release-5.0 at CL 20979098, this issue does not occur so this is a regression. ...

Landscape has a seam when scale is set to a decimal

UE - LD & Modeling - Terrain - Landscape - Jan 13, 2023

Regression: Tested in UE5/Release-5.0 at CL 20979098, this issue does occur so it is not a regression. This issue occurs if the scale set for the landscape has a decimal value that is not 0.5. Sett ...

SteamSockets not setup to handle Client/Session ID handshakes

Online - Jan 13, 2023

Repro Rate: 3/3 This is a live issue where the customer claims that the SteamSockets implementaton is not setup to handle the new Client and Session Id setup that was introduced in 5.1. This issue ...

Precomputed AO Mask renders with value of zero after building lighting

UE - Rendering - Materials - Jan 13, 2023

Regression: Tested in UE5/Release-5.0 at CL 20979098, this issue does not occur so it is a regression.  This issue occurs in 5.1 for both normal light building and GPU Lightmass building. In 5.0 th ...

ExpandEnumAsExecs always uses first Exec if an argument name matches Enum value

UE - Gameplay - Blueprint - Jan 13, 2023

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. EnumBugBP uses two enum cases and three argument cases for 6 total permutations:Enum w ...

Foliage actors and deferred decals

UE - World Creation - Worldbuilding Tools - Foliage - Jan 13, 2023

Licensee - " We noticed an issue when trying to use foliage to instance deferred decals. The decal will show up, but only on what looks like the first instance of the decal. If I don't use foliage ...

Animation Sequence Keyframe icons missing after adding a Keyframe

UE - Anim - Runtime - Jan 13, 2023

Regression: Tested in UE5/Release-5.0 at CL 20979098, this issue occurs there as well so this is not a regression. This issue occurs with any bone and setting any amount of Keyframes on any frame. ...