Material Translator Uniform Folding Is Not Operating Properly

UE - Graphics Features - Sep 19, 2019

Uniform folding is not working with material parameter collections along with one additional unnecessary instruction generated.  Found in 4.22 CL# 7053642, 4.23 CL# 8386587, 4.24 CL# 8748719 ...

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.  ...

Crashes when copying an array of actors that implement an interface into an array of interface references

UE - Gameplay - Sep 17, 2019

When assigning an array of actors that implement a specific interface to an array of the specific interface the engine crashes. This doesn't happen if the actor array is put through a for each loop ...

CharacterMovement component is not accurately reflecting the characters velocity when becoming uncontrolled during movement.

UE - Gameplay - Sep 16, 2019

The boolean "bRunPhysicsWithNoController" has an attached note that reads: " * Normally without a Controller, movement will be aborted and velocity and acceleration are zeroed if the character is w ...

Crash When Enabling SSAO Smoothing with MSAA Enabled

UE - Graphics Features - Sep 12, 2019

The Editor is crashing when enabling SSAO while MSAA is enabled.  Found in 4.23 CL# 8386587 and 4.24 CL# 8569829 ...

Chaos + iOS Preview rendering crash

UE - Simulation - Physics - Sep 11, 2019

Geometry Collection crash on PIE in iOS preview. ...

Lock rotation does not appear to work when overlapping with other actors

UE - Simulation - Physics - Sep 11, 2019

If an actor is simulating physics, it appears that it will still rotate around a locked axis if it overlaps with another static mesh ...

Blueprints derived from "Editor Utility Actor" are not able to tick in editor when placed in the world

Tools - Sep 11, 2019

Placed Editor Utility Base was recently deprecated and users who require the functionality of ticking in the editor are unable to use "Editor Utility Actor" or "Editor Utility Widget." A couple of u ...

Imported Custom Convex Collision Mesh has Topology Modified

UE - Simulation - Physics - Sep 11, 2019

Importing custom pre-triangulated UCX collision data, can modify the topology of the mesh producing an inaccurate collision shape. ...

The Bind Event node created from a blueprint dispatcher is different from the one created from the context menu

UE - Gameplay - Blueprint - Sep 10, 2019

Adding a Bind Event node in different ways can create nodes with identical names (Bind Event to <Dispatcher>), but under the hood they are actually different nodes. Easiest evidence is that they ha ...