Collision generates overlap event without a Character triggering it

UE - Simulation - Physics - May 8, 2018

When using OverlapAll as a collision preset on a Cube, the collision will trigger when placed near a wall even if the Character has not collided with the Cube. ...

Selecting with eyedropper tool will select ChildActor

Tools - Sep 14, 2018

It can select ChildActor with the Eyedropper tool. Since ChildActor is an actor created temporarily, when you restart the Editor it becomes empty because there is no reference. When selecting AActor ...

Static Mesh 's Light Map Coordinate Index set to 4 and execute a light build, the result will be incorrect.

UE - Graphics Features - Oct 1, 2018

Light Map Resolution is set to a small value (4 or 8), it will build normally. ...

Asynchronous Image Loading from Disk Documentation leads to memory leak

Docs - Sep 18, 2019

The documentation example to create your own asynchronous image load from disk results in a memory leak that is noticeable using the task manager.  ...

Sequencer Export to FBX file framerate is always 30fps, regardless of playback rate in Sequencer

UE - Anim - Sequencer - Apr 24, 2020

This issue can cause problems for developers who are operating at framerates that aren't 30fps (eg 24).  In Sequencer: [Link Removed] In Maya: [Link Removed] ...

When changing the size of detail panel for animation state in Animation Blueprint diff tool, GetSelectedProfileName will occur crash

OLD - Anim - Jun 24, 2020

When trying to display BlendProfile property in Animation Blueprint diff tool, it will occur crash, because EditableSkeleton is null in SBlendProfilePicker::GetSelectedProfileName(). So, a followin ...

Disabling Shadow Denoiser causes raytraced shadows from Rect Lights to disappear

UE - Graphics Features - Lumen - Nov 6, 2020

Disabling Shadow Denoiser causes raytraced shadows from Rect Lights to disappear ...

Animations are not recorded correctly when "Save Record Assets" is enabled.

zComponent - Archive - Jul 21, 2021

If I disable "Save Record Assets", all animations are recorded. I have checked the implementation of bSaveRecordedAssets, but I am not sure if this is the intended implementation. ...

GPU Lightmass and HLOD not working

UE - Rendering - Features - Nov 4, 2022

(Enduring Games) Conversation with customer includes test project within which the config changes are also present for review. ...

VectorParameter UI display in the Layer Parameters Panel of MIC editor issue

UE - Rendering - Architecture - Materials - Aug 22, 2023