Unreal Engine Issues

LevelInstance: Editor Texture Streaming (UDN)

Further investigate and fix Editor Level Instance texture streaming data update which currently isn't being updated when moving a Level Instance in the editor. ...

Attachment changes on the client for non-replicated actor may be stomped by replication

For projects relying on attachment to be performed on the client before the server, such as to prevent latency, this can result in attachments being overridden when USceneComponent::OnRep_AttachChil ...

World Partition Editor minimap build failed

The issue was reproduced when building a minimap for an open world level with no Actors with "Is Spatially Loaded" enabled. Placing additional Actors with "Is Spatially Loaded" enabled in the level ...

[MetaSounds][Builder API] - Editor crashes when setting node position to a large value

Setting the location of a node a the MetaSound Editor Subsystem to a very large value crashes the editor.Unhandled Exception: EXCEPTION_STACK_OVERFLOW Crash reporter link: [Link Removed] ...

Issue with Niagara MeshRenderer

Blueprint actor component properties do not automatically flush dormancy when set

UK2Node_VariableSet::ShouldFlushDormancyOnSet only returns true for classes that derive from AActor. This leads to inconsistent behavior, as the owning actor will not have FlushNetDormancy called on ...

Chorded Trigger evaluation can be evaluated to unexpected results in some specific cases

The pak file specified in PakFileRules is not created correctly

The rules by which chunks are created are ambiguous and currently do not ensure that both PakFileRules and PrimaryAssetLabel settings are reflected. In this sample, depending on the PrimaryAssetLabe ...

Mesh deformed by Cable Component does not output velocity

The velocity when moving the root is output, but it seems that the velocity for each deformation is not output. Since motion blur and TSR use velocity, problems such as ghosting may occur. ...

"Used with Particle Sprites" prevents material instances thumbnails from being editable

The thumbnails helpers will force material instances to be a plane, if their parent material is unedited. This can be worked around by editing the parent material, but editing the material instance ...