Unreal Engine Issues

Twinmotion hangs when importing an .obj file.

Reported by client in SF [Link Removed] When importing an obj file, Twinmotion hands during the import. This only occurs in 2023.2.1 and does not occur in the 2023.1.2 version or earlier. Was able ...

wp.Runtime.FilterRuntimeSpatialHashGridLevel causes UWorldPartitionSubsystem::IsAllStreamingCompleted() to always return false

5.3 crashes when loading a map with an actor that had the class of one of its components changed

Create a blueprint based on actor, give it a SceneComponent named ExampleComp (BP_TestActor) - this should be the blueprints only componentCreate a new level (TestMap), place an instance of the bluepr ...

Crash in WorldPartition when creating cyclic references in LevelInstances

Fbx Exporter: If 2 sections use the same material, one section will have a wrong material in the fbx.

Liftoff caused by root motion may leave a Character in walking movement for customized project

If a Character has active root motion while walking (animation root motion OR a Root Motion Source), and this root motion causes vertical motion that "lifts off", it's possible for the Character to ...

"StaticFindFirstObject: Ambiguous object name" on delegates with timelines in packed level actors

WPO is incorrectly generated on materials using Material Attributes as input to Landscape Layer Blend node

This comes from this UDN : [Link Removed] It occurs with this setup :  [Image Removed] , where Set Material Attributes expressions act as inputs to the Landscape Layer Blend material expression. ...

Streaming Virtual Texture UDIN V Offsetting

UDIN virtual textures appear to have row 0 (U coordinate [0 - 1) swapped to the other side of the texture vertically. ...

Reimport with new file does not work for Datasmith files if the Interchange flag is enabled.