Issues converting enum to byte in BP

UE - Gameplay - Blueprint - Sep 8, 2015

User experienced unexpected AI behavior and was kind enough to share a stripped down version of the project. I was able to nail down issues user was experiencing to failed enum-to-byte conversion. U ...

Collision build of LiDAR point cloud assets at runtime does not apply

UE - Editor - Content Pipeline - Datasmith - Oct 24, 2023

Collision build at runtime for LiDAR point cloud does not apply. This applies to Editor and Standalone. If you do not allow collision builds at runtime, this module should not be available at runtim ...

Crash when opening a different level after opening the preloaded level using Asset Manager

UE - Gameplay - Jan 29, 2019

After  opens the preloaded level using Asset Manager, opening another level before unloading the level will crash. Because AssetManager holds FStreamableHandle of the level, garbage collection is no ...

Shots have little visible indication when they are overlapping

UE - Anim - Sequencer - Sep 15, 2016

Shots have little visible indication when they are overlapping. This can cause some visual confusion as to why events and spawnables from a shot that looks like it should end are still triggering ...

Particle disappears if it is using PSA_Velocity and setting custom time dilation 0

UE - Graphics Features - Dec 7, 2016

A licensee reported some of their particles disappear when setting the actor's custom time dilation 0. This seems to happen when a particle is using PSA_Velocity as Screen Alignment. This repros in ...

MAC: dSYM files are included in packaging when "include debug files" is checked off

UE - Platform - Apple - Nov 13, 2015

When packaging settings are set to "Shipping" with "include debug files" checked off, UE4-Game-Mac-Shipping.dsym is still present in packaging adding a non-essential 619mb of data. ...

Loss in Specularity on Skin Shading when Shadowed by Indirect Capsule Shadows using r.sss.checkerboard 0

UE - Graphics Features - May 23, 2017

A licensee is reporting incorrect or over exaggerated loss of specularity on the Subsurface skin shading model when shadowed by indirect capsule shadows, and then modifying the r.sss.checkerboard se ...

Landscape Tutorial Missing a Word

Docs - Dec 9, 2019

In the Landscape Tutorial Overview there is a word missing in the tutorial. ...

Sequencer Conditions crash - GarbageCollectionVerification

UE - Anim - Sequencer - Apr 3, 2025

Encountered a crash during the garbage collection phase when using sequencer conditions with subsequence tracks. Specifically, objects appear to break the "Disregard for GC" assumptions. ...

Child actors cannot be recognized as children of parent actor within parent blueprint

UE - Gameplay - Blueprint - Jul 16, 2015

Parent blueprints do not recognize child class actors as the same type as the initial parent blueprint. This makes it difficult to create a master blueprint for spawning/ai control/etc. ...