Actors with large numbers of components cause long hitches during cooking

Core - Cooker - May 14, 2019

Actors with large numbers of components cause long hitches during cooking. Here is a brief profile from Very Sleepy of the process while the editor was cooking: [Image Removed] ...

Mesh and Preview Character BP Stuck in "In Air" Animation

Gameplay - Player Movement - May 13, 2019

Checking the Run Physics with No Controller box in an animation Blueprint causes the Mannequin to change over to the "In Air" animation state. This will only occur after making the change then compi ...

Procedural Foliage Volume: Simulate() function doesn't work in Blue Print

Tools - Foliage - May 10, 2019

Procedural Foliage Volumes can be resimulated by clicking the Resimulate button. But they can't be resimulated from Blueprints, even if there is a Simulate() function that can be executed. Found in ...

Actor Component gets displayed above Scene Component when making a new root

Gameplay - Components - May 10, 2019

Making a scene component the new root component results in the actor component being displayed above the scene component hierarchy ...

Scrubbing Animation Timeline in Montage does not trigger sound notifies.

Anim - May 9, 2019

Scrubbing an Animation Timeline within a Montage does not play a sound for Anim Notifies that specify "Play Sound." ...

Sequencer Rendering Bug When Rendering Custom Depth Of Animation Blueprint Preview

Sequencer - May 8, 2019

Having an Animation Blueprint open when rendering a movie using "Render CustomDepth Pass" via Sequencer causes the Animation Blueprint Preview to be rendered rather than the cine camera actor set in ...

Changing ISM/HISM collision response at runtime does not update the collision properly.

Tools - World Composition - May 8, 2019

Changing ISM/HISM collision response at runtime does not update the collision properly.  Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 6063286, 4.23 CL#6368684 ...

Deprecated: CharacterMovementComponent::bRequestedMoveUseAcceleration

Gameplay - Player Movement - May 3, 2019

Licensee has brought into question the difference between NavMovementComp::bUseAccelerationForPaths Vs. CharacterMovementComponent::bRequestedMoveUseAcceleration. This led to a discussion in a Supp ...

Adding an LOD while in PIE or Simulate Cauases the Editor to Crash

Rendering - Cascade - Apr 29, 2019

If you add an LOD while the editor is simulating or playing, the Editor Crashes. Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 5660361, 4.23 CL# 6063286 ...

Materials with a custom node with a Struct that has a function fails to compile for GLSL (Android) and uses a default material

Rendering - Apr 29, 2019

A user has reported that Materials that contain a custom HLSL node that has a Struct with a function declared inside of it results in the material failing to compile for GLSL, causing the Material t ...