Expose UDataLayerLoadingPolicy and FWorldPartitionActorViewProxy to plugins via ENGINE_API

UE - World Creation - Worldbuilding Tools - World Partition - Oct 26, 2023

Requested by licensees: [Link Removed] ...

[Task] Automated Previous Transforms

UE - Graphics Features - Oct 26, 2023

Correct motion vectors are required for things like anti-aliasing to work. Currently ISM/HISM don't support tracking to do this automatically. This is a frequently reported problem for licensees and ...

Control Rig Function Access Specifier Combo box not closing after selection

UE - Anim - Rigging - Control Rig - Oct 25, 2023

From a UDN Customer. When switching a control rig's access specifier from public to private and vice versa, the options of the combo box does not hide after the selection, it stays open until you p ...

Material param reset bug on landscape

UE - LD & Modeling - Terrain - Landscape - Oct 25, 2023

From licensee:When a material instance is applied to a landscape in a scene and the user resets param in that material instance, that edit is not applied to rendered landscape (while it is if the ma ...

Blueprint diff tool displays diffs for animation blueprints with no changes

UE - Gameplay - Blueprint - Oct 25, 2023

From UDN: [Link Removed] ...

Audio Does Not Play Back Correctly when entering an Audio Volume with a Submix Send that is PreAttenuation with a Submix using Convolution Reverb

UE - Audio - Oct 24, 2023

Entering an Audio Volume that has a Submix Send set to Pre Distance Attenuation and using a Convolution Reverb causes severe audio glitching. Does not occur if Send is Post Distance Attenuation. Doe ...

Budget allocator fails to register components dropped into a level when NetMode is client on PIE

UE - Anim - Runtime - Oct 24, 2023

Registration of budgeted components with the allocator fails when running in ENetMode::NM_Client.  The initialization order when running in this mode is different to Standalone net mode which ends u ...

Non-edit layers landscape don't work adequately with Nanite landscape while painting

UE - LD & Modeling - Terrain - Landscape - Oct 24, 2023

Result : while displaying the Nanite version of the landscape, the paint layers behave erratically (see video : [Link Removed])  If rebuilding the Nanite data, the bug gets fixed until the user sta ...

Renaming a level by WorldPartitionRenameDuplicateBuilder fails if the level contains GroupActor with non-spatial actors

UE - World Creation - Worldbuilding Tools - World Partition - Oct 24, 2023

Referece to the source level should be fixed by FReplaceObjectRefsArchive, but it is not working because ArIsModifyingWeakAndStrongReferences is not set. It can be fixed by setting the flag.class FR ...

Migrating a project from UE5.2 to UE5.3.1, there was a difference in the navmesh generated on HISM

UE - AI - Navigation - Oct 24, 2023

HISM is generated by ConstructionScript Actor is placed on the level and navmesh is generated on top of HISM. In UE5.2, the navmesh was generated without splitting on the HISM. In UE5.3, a break occ ...