Unreal Engine Issues

Diffing blueprints in Perforce changelist reviewer incorrectly displays blueprints that reference assets not in local filesystem

When diffing a blueprint in the Perforce changelist reviewer in-editor (Review Changelists), if the blueprint references an asset that does not exist locally but rather exists as a newly added asset ...

RegisterAssetTypeCategory failed as all user bits have been exhausted

Hi, with adding additional plugins, etc. to our project, we have encountered an issue with registering too many asset categories, such as: LogAssetTools: Warning: RegisterAssetTypeCategory("Water", ...

Bug: Relative File Paths for Asset Source Files are Incorrectly Generated for Engine and Engine Plugin Assets

When importing an asset like a Texture asset using the steps mentioned in the Repro steps, the imported asset does not have the correct relative path listed under the newly-created asset's "Source F ...

Widget Flickering Observed in RetainerBox with Incorrect LayerId

Setting the Phase Count of a RetainerBox to 2 or more may cause other widgets within the same UserWidget to flicker. Upon investigation, we found that during frames where the flickering occurs, the ...

Skeletal Mesh Customizable Object Node does not warn of changes to mesh sections.

When reimporting meshes with changes to their material sections, specifically additions, there is no indication that there will be an issue on output of a generated mesh. Ideally, we can watch for a ...

Shadows get attenuated by Volumetric Fog excessively on mobile

Editor Primitives do not render correctly when Composite Editor Primitives is disabled

When the Composite Editor Primitives setting is disabled, these editor primitives do not render correctly. In specific, ZoneGraph editor primitives do not render with a colour. This appears to be t ...

Ghosting effect of fast moving objects in Lumen

World is initialized twice when opened through the Content Browser

When opening a Level from the Content Browser, the world gets initialized twice. This initialization process can be quite long, especially for big world using world partition. There doesn't seem to ...

Sequencer: Skeletal Animation with montages can cause blending issues when re-playing the same sequence on the same character

The code in MovieSceneSkeletalAnimationSystem.cpp storages montage data on a per skeletal mesh component, per section basis. This (and a few other bits of logic) cause issues for external UDN user w ...