Materials on deleted children are applied to camera

UE - Gameplay - Blueprint Editor - Nov 28, 2017

Materials on deleted children are applied to the camera when inside of an actor blueprint. This issue does not appear to be a regression. Versions Tested: Issue occurs in all versions Tested 4.16.3 ...

[AI] Nav Modifier Volume inside of a Level Instance does not update navmesh when moved

UE - AI - Navigation - Oct 3, 2023

The issue is seen when using a normal navmesh inside of a World Partitioned level. Adding a Nav Modifier Volume to a Level Instance, and placing the Level Instance in the world will affect the navme ...

When change sequence struct parameter, the editor crash.

UE - Anim - Sequencer - Jul 31, 2017

when change sequence struct param, the editor is carash. It occurs in the case of using "Sound Wave", but the same problem occurs when "Sound Cue" is used. Attach application log, and crash dump fil ...

BSP brushes get Clipped or Disappear relative to the Surface Normals of a nearby Brush when Deleting/Flipping Faces

UE - LD & Modeling - Modeling Tools - BSP - May 1, 2017

While testing this issue it was interesting to discover how the surrounding BSP's were affected. They seemed to clip/disappear according to the surface normals of the deleted brushes. There is a si ...

Certain options don't display in Context Sensitive search for Widget Blueprint until opening a regular Blueprint

UE - Gameplay - Blueprint Editor - Jan 3, 2023

Context Sensitive searches in Widget Blueprints is not working as expected in 5.1. I was able to reproduce this 4/4 times in 5.1, and confirmed that this issue is a regression as the search works as ...

Engine crash from opening level bounds blueprint after project reopens

UE - Gameplay - Blueprint - Jun 2, 2017

There is a crash that is occurring when a blueprint with the parent of "Level Bounds". The crash occurs when the project is closed and reopened. Opening the blueprint immediately after it was create ...

Action event in the blueprint graph leads to state dirty.

UE - Gameplay - Blueprint - Aug 9, 2017

BP state get dirty if the BP graph have action input event. Regression: Yes, it is not reproduced in 4.16.3 This issue is not related to Blueprint Compilation Manager. ...

Starter Content Blueprint_Effect_Explosion Root Componet In Invalid State

UE - Content - Feature Pack - Sep 22, 2023

The Blueprint_Effect_Explosion Actor's Root Component in the Starter Content is in some form of invalid state. It reports to have a scale of (1.0, 1.0, 1.0) in the details panel but further behaviou ...

Instanced object in an array property of an actor component is invalidated and marked for garbage collection on undo

UE - Gameplay - Jun 4, 2024

If an actor component contains a TArray of instanced objects, some of those object instances can get incorrectly invalidated and marked for garbage collection in certain situations, possibly resulti ...

When using All Nearby Spawned Actors, the number of recorded animation frames is not enough.

UE - Anim - Sequencer - Jul 21, 2021

The licensee wants to record the same number of frames as the animation in "Content/TakeRecorder_test/Grayman/anm/". I thought that increasing the number of frames by 1F on Sequence would solve the ...