WorldConditions forward declares USmartObjectDefinition without using the class

UE - AI - Jan 23, 2024

In WorldConditionsEditor, at least DataRefDetails and DefinitionDetails forward declare USmartObjectDefinition without using the class. The uplugin nor the build.cs does not list SmartObjects as a ...

Branch node outputs cannot be wired to already connected Execute pins on downstream nodes

UE - Anim - Rigging - Control Rig - Jan 23, 2024

When attempting to connect the output of a branch node to a downstream node that is already connected to one of the other outputs of the branch, users see a 'cycles are not allowed' message preventi ...

UMG Animation MPC track cannot preview

UE - Editor - UI Systems - UMG - Jan 23, 2024

The reason should be in FMaterialShader::GetParameterCollectionBuffer , Scene is nullptr and cached value GDefaultMaterialParameterCollectionInstances ** doesn't update. ...

Request to ensure all setup parameters have units described in tooltips

UE - Simulation - Physics - Jan 22, 2024

UDN customer requests that all parameters have units in their tooltips. Need to do a sweep and check what might be missing. This is not a regression, the information will have never been their in t ...

Console Variables Editor plugin disables some CVars in Slate

UE - Editor - UI Systems - Slate - Jan 22, 2024

The following console commands do not work when the ConsoleVariablesEditor plugin is enabled.Slate.GameLayer.ViewportSlotVisibleSlate.GameLayer.DebugCanvasVisibleSlate.GameLayer.PlayerCanvasVisibleS ...

Chaos Clothing CreateClothActor takes a long time with LODs and Self-Collision

UE - Simulation - Physics - Jan 21, 2024

Spawning an actor with Chaos cloth causes a hitch when LODs or Self-Collision are enabled on the cloth. LODs and Self-Collision seem to compound the issue. Self-Collision requires a collision simul ...

Crash when calling FillDataTableFromCSVString() while viewing the contents of the data table

When the function UDataTableFunctionLibrary::FillDataTableFromCSVString() is used from Editor Utility Blueprints or Python Scripts, and the contents of the affected Data Table are currently being vi ...

DeterminesOutputType and AutoCreateRefTerm are not compatible

UE - Gameplay - Blueprint Compiler - Jan 19, 2024

The issue is due to the UK2Node_PureAssignmentStatement node that's created during node expansion when AutoCreateRefTerm is used on the target function. In the attached DOTBug image, you can see tha ...

[AI] Updating an HISM instance transform breaks the navmesh on all of the HISM instances.

UE - AI - Navigation - Jan 19, 2024

Navmesh does not generate correctly around HISM instances when one instance has its transform updated. The most noticeable change is that adjusting the scale of an instance's transform will cause th ...

FixupRedirector issues with packages containing multiple public assets (commandlet and FAssetFixUpRedirectors)

UE - Anim - Sequencer - Jan 19, 2024

A customer is reporting that a renamed LevelSequence will continuously be resaved when Fixing the Redirectors from the Content Browser. The problem would be the incorrect redirector for the Blueprin ...