Owner No See Tags are ignored when Static Mesh Actor is placed in Level vs dynamically spawned in Level

UE - Gameplay - Aug 21, 2019

Owner No See Tags are ignored when Static Mesh Actor is placed in Level vs dynamically spawned in Level ...

Control Rig: crashes when compiling after rearranging input pins in an array in Example Rig Unit

OLD - Anim - Aug 20, 2019

The crash doesn't occur every time, but it will happen within 3 swap and compiles in my experience. I got multiple different callstacks when I cause the crash using the reproduction steps (they are ...

Crash after Disabling Post Process Blueprint on a Skeletal Mesh

OLD - Anim - Aug 20, 2019

Changing the Anim Class in the Details Panel before Disable Post Process Blueprint can prevent the crash from occurring. Changing the Animation Mode does not seem to prevent this crash.  The conten ...

GenerateProxyMesh causes incorrect transform in ISM using Scale

UE - World Creation - Worldbuilding Tools - HLOD - Aug 20, 2019

MeshVertex has been converted by component transform before being converted by instance transform. It is ( Vertex * ComponentTransform ) * InstanceTransform. I thought it has to be converted by (Ve ...

Paper2D performance regression due to TArray resizing

UE - Graphics Features - Aug 16, 2019

We've noticed after upgrading our heavy Paper2D project to 4.22 that tilemap performance has been massively degraded compared to previous versions. After some digging we found out that it's due to a ...

Duplicating an overridden function graph causes input/output pins to double

UE - Gameplay - Blueprint Editor - Aug 16, 2019

This is caused by the same thing that causes this: https://jira.it.epicgames.net/browse/UE-58390 FBlueprintEditorUtils::PromoteGraphFromInterfaceOverride is the cause of this behavior  ...

Animation Blueprint Classes are Uncastable

OLD - Anim - Aug 13, 2019

It appears that the Anim Instance class is no longer accessible. As a result, no animation blueprints made are accessible via blueprints - regardless of whether or not the skeletal mesh actually use ...

"Move selected actors to level" will move all foliage currently opened when a AInstancedFoliageActor is selected

UE - World Creation - Worldbuilding Tools - Foliage - Aug 13, 2019

From UDN https://udn.unrealengine.com/questions/518184/move-selected-actors-to-level-will-move-all-foliag.htmlWe've noticed a very dangerous behavior when moving actors from one level to another. If ...

Crash occur when using AddSpawnableFromClass with BlueprintGeneratedClass specified

UE - Anim - Sequencer - Aug 13, 2019

BlueprintGeneratedClass is not based UBleupint. So the following code is failed. bool UActorFactoryBlueprint::PreSpawnActor( UObject* Asset, FTransform& InOutLocation) { UBlueprint* Blueprint = ...

Dragging Audio assets onto the Sequencer timeline will create a new audio track when dropped onto an object's audio subtrack

UE - Anim - Sequencer - Aug 12, 2019

Dropping audio assets onto audio subtracks in the timeline adds them to a regular audio track instead.  ...