Running Lyra with a Startup Movie causes a crash

UE - Editor - UI Systems - Slate - Jun 26, 2023

Adding a startup movie to a Lyra Starter game project will cause a crash in a packaged build.  Full callstack is attached ...

Keep Simulation Changes Applies to Incorrect Actor with Sublevels

UE - Editor - Workflow Systems - Jun 21, 2023

When setting properties and saving simulation changes, EditorUtilities::GetEditorWorldCounterpartActor and EditorUtilities:GetSimWorldCounterpartActor functions seem to get the wrong actor. Actors i ...

Spawn and Register Tab and Get ID Produces Unbounded Length IDs

UE - Editor - UI Systems - Jun 18, 2023

Spawning Editor Utility Widgets via Spawn and Register Tab and Get ID inside another widget creates unbounded length IDs that get progressively longer with each subsequent spawn, as the ID is append ...

LinkedAnimGraph of AnimBP is not applied to the character to which ForceCustomMode is applied in the sequencer after the sequencer playback is completed

UE - Anim - Sequencer - Anim in Engine - Jun 16, 2023

LinkedAnimGraph is not restored at the end of an AnimationSection with ForceCustomMode enabled. There is a problem with the order in which custom mode ends and anim instances are restored, and Linke ...

The ActionInstanceData event is incorrect when triggering a "Started" delegate which is on the same tick as a "Triggered" event

UE - Gameplay - Input - Jun 15, 2023

This is happening because the FInputActionInstance has the event as "triggered" when the triggered event and started event occur on the same frame. This is correct, but when the delegate gets fired ...

UMovieSceneSequenceTickManager does not consider settings of Fixed Frame Rate

UE - Anim - Sequencer - Jun 15, 2023

Due to CL-20816478 UMovieSceneSequenceTickManager now calculates DeltaTime per Group instead of using DeltaSeconds directly. As a result, the FixedTimeFramerate in the project settings is being igno ...

CaseIssues with Korean input in Window 11

UE - Editor - UI Systems - Jun 14, 2023

When entering Korean in the EditableBox on Windows 11, the two Korean characters after pressing the Space key are not entered. I confirmed that it occurs in UE5.1 and UE5.2, and it does not occur i ...

WorldPartitionActorDescs for LevelInstanceActors are broken when migrating world partitioned level

UE - World Creation - Worldbuilding Tools - Level Instances - Jun 13, 2023

WorldPartionActorDescs will be restored to the correct properties when resaved. They can also be fixed by the WorldPartitionResaveActorsBuilder commandlet. ...

Anim Graph will hang if the Draw Debug Sphere and Set node are connected and compiled

UE - Anim - Runtime - Anim Blueprints - Jun 8, 2023

anim blueprint hangs when compiled. Probably a cyclic issue when compiling. A workaround is to add a delay of any time between the set node and the Draw Debug Sphere node. Repros in the following v ...

Automation Wait for Loading node crashing with fatal error in shipping build

UE - Automation Test - Jun 8, 2023

Using the Automation Wait for Loading node in a shipping build causes a fatal error when the node is called. This issue is occurring in Binary  //UE5/Release-5.2 @ CL 25360045  This issue is occur ...