The Difference node no longer updates after the first call

UE - Gameplay - Blueprint - Mar 16, 2017

The Difference node no longer updates after the first call. It appears to save the values passed into it on it's first call Note Possible workaround: If a clear node is used on the difference node ...

TRACKS: Modifying an animated actor with no keys doesn't update the defaults.

UE - Anim - Sequencer - Feb 24, 2016

When modifying the transform or properties of an animated object with no keys, the default values for the animation tracks should be updated. ...

Certain UPROPERTY values are not updated during auto-recompile

UE - Gameplay - Blueprint - Aug 4, 2016

Sometimes manual recompile is required to make a blueprint actually recompile data-only changes, but not always. If the last manual compile was with default values, then changes are not updated. If ...

Input pins of BP node are not updated after a hot reload

UE - Gameplay - Blueprint - Apr 17, 2015

If a code defined function that takes in a parameter is called from blueprints, the BP node will show the input pin for the parameter. If the parameter list is changed after the node is created and ...

Notify track is not updated immediately when notifies are move to occupy same space

OLD - Anim - Oct 26, 2016

When the user moves two notifies onto the same frame, the notify track does not immediately update and add a second track so they don't merge together. For it to update, the user has to perform a s ...

The cloth mask vertexcolor is not updated when re-importing new vertexcolors

UE - Simulation - Physics - Character - Oct 7, 2019

The function UClothingAssetFactory::ImportToLodInternal that set the FClothPhysicalMeshData structure is not call again when we re-import so the vertex colors are not updated. ...

Time snapping interval is not updating the timeline in UMG Sequencer

UE - Anim - Sequencer - Jan 30, 2017

Changing the time snapping interval in UMG Sequencer doesn't seem to update the timeline. It appears to stay as though it is being snapped by time rather than frames. This is a Regression from 4.1 ...

UARTrackedImage doesn't update after detection

UE - Platform - XR - Jun 10, 2018

UARTrackedImage doesn't update even if moving the printed paper.  It is probably because FAppleARKitSystem :: SessionDidUpdateAnchors_Internal does not correspond to EAppleAnchorType :: ImageAnchor ...

Moving a function to the parent class does not update the FunctionReference on calling nodes

UE - Framework - Blueprint Editor - Mar 19, 2021

When SMyBlueprint::OnMoveToParent() gets called the callsites of the function are never updated in dependent blueprints. This results in any UK2Node_CallFunction's not having their `FunctionReferen ...

Materials Draw through a HUD blueprint do not update when collections Parameter are used

UE - Graphics Features - Apr 8, 2019

Materials applied via HUD do not appear to update when collection parameters are changed for the applied material ...