Datasmith Archicad - Transform will not resync properly when modifying roof thickness and transforms

TM - Interoperability - Sep 24, 2025

Reported in SF [Link Removed] With Datasmith Direct Link from Archicad, when adjusting the roof thickness for an imported roof any adjustments to the transform of the roof will not update on resync ...

Iris - actors spawned/loaded before a connection exists will not use delta compression

UE - Networking - Iris - Sep 24, 2025

FDeltaCompressionBaselineManager::CreateBaseline will return early if the object has an invalid ObjectInfoIndex, which is allocated in FDeltaCompressionBaselineManager::UpdateScope (by calling FDelt ...

Post Process Animation Blueprint Crash When Using Blend Node

UE - Anim - Runtime - Anim Blueprints - Sep 24, 2025

When using a Blend node inside a Post Process Animation Blueprint, the editor crashes while rendering thumbnails. The crash occurs because USkeletonThumbnailRenderer attempts to draw a thumbnail wit ...

Mutable constant texture variable with ClipUV mask only works with new experimental dynamic variable is connected as well

UE - Anim - Mutable - Sep 22, 2025

We are attempting to use Mutable in 5.6.1 and have encountered an issue which we are not sure how to resolve. The issue occurs when using the ClipWithUVMask node. In short we have a customizable o ...

TMap "Categories" meta propagates into structs it shouldn't apply to

UE - Gameplay - Gameplay Tags - Sep 22, 2025

When using TMap with "Categories" meta UPROPERTY tag for gameplay tags, it propagates into structs that it shouldn't reaching into. The expectation is that it would only impact the layer of gameplay ...

When exporting static meshes with bExportSourceMesh enabled, there is a problem where all UVs are fragmented.

UE - Editor - Content Pipeline - Import and Export - Sep 22, 2025

From customer: "In the StaticMesh Export option, when bExportSourceMesh is set to True, exporting StaticMesh Assets and importing them into DDC tools such as 3dsMax or Maya results in the UVs being ...

Revision Control > View Changes: Request for direct navigation from the Content Browser assets right-click menus to View Changes

UE - Editor - Workflow Systems - Sep 22, 2025

Right-clicking any object (Assets or ExternalActors) in ViewChanges allows selection. Conversely, using Source Control > View Changes from an Actor's right-click menu in the Outliner navigates to Vi ...

Revision Control > View Changes: Request to add functionality to copy paths and short package names directly from ViewChanges

UE - Editor - Workflow Systems - Sep 22, 2025

Hovering over items in the ViewChanges list shows resource paths and short package names, but these cannot be copied. Users must instead select the Actor in the Outliner to copy this information. Pl ...