Unreal Engine Issues
Unreal Engine Issues
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Crash when merging a file containing an Orbit Rig
TM - ToolsReported in SF [Link Removed] Scenes containing Orbit Rigs will cause crashes when attempting to Merge with other files....
Crash in Landscape Editor when clicking on Terrain Edit tools after undoing a Landscape swap
TM - CoreReported in SF [Link Removed] Twinmotion will crash when clicking on any of the Landscape Edit tools after replacing the Landscape and perfor...
Export: TXT (just textures) export constructs the whole exportable mesh
RS - EditorThis has been there since the start. Because of the exporter design the textures are coupled to the mesh geometry so in order to export them t...
Deadlock in URigHierarchy
UE - ACT Character - Control RigWe are regularly hitting a deadlock on 5.8.3. We have one background worker evaluating an animation, holding the RigHierarchy's ElementsLock ...
Mass instanced skinned mesh sweep removes instances without freeing their ASTP tracks
UE - MVF Character - AnimationWhen an entity stops being batched into an instanced skinned mesh component, the "Collect unwanted items & remove" sweep removes its instance,...
Deadlock in URigHierarchy
UE - ACT Character - Control RigWe are regularly hitting a deadlock on 5.8.3. We have one background worker evaluating an animation, holding the RigHierarchy's ElementsLock ...
UAbilityTask_SpawnActor::BeginSpawningActor may return true when SpawnedActor contains stale value
UE - Gameplay - Gameplay Ability SystemUAbilityTask_SpawnActor::BeginSpawningActor assumes the incoming AActor*& SpawnedActor parameter is nullptr if no actor was spawned, but it do...
Incorrect geometry for OnMouseMove event on Slider with RightToLeft flow direction
UE - AI Workflows - UI Systems - SlateWhen a slider is in RTL flow direction, and thus its position is changed, the handle is not drawn at the correct position during mouse drag. ...
Light Function and Post Process domain material thumbnails show the default material
UE - Rendering - Architecture - MaterialsSince 5.8, materials whose Material Domain is Light Function or Post Process no longer preview correctly in the editor. They render as the def...
Mass instanced skinned mesh sweep removes instances without freeing their ASTP tracks
UE - MVF Character - AnimationWhen an entity stops being batched into an instanced skinned mesh component, the "Collect unwanted items & remove" sweep removes its instance,...