State Tree needs to be compiled again after reopening the Project

UE - AI - StateTree - May 3, 2022

It seems upon reopening a project with State Trees, they don't always keep their last compiled state or recompile when the project is loading up. Same issue occurred when I removed a Task from a Sta ...

Artefacts with Volumetric Clouds

UE - Graphics Features - Nov 2, 2022

(Enduring Games) Please see UDN - Case includes project and potential fix from customer. Need to verify that it does not affect other parts of the volumetric composition. bHasValidSamples is the sam ...

No deprecation message with component bound event nodes

UE - Framework - Blueprint Editor - Aug 21, 2023

It appears that only custom event nodes support a deprecation message. In fact, we need all nodes that use delegates in some fashion to support a custom deprecation message. Both UK2Node_ActorBoundE ...

A Geometry Collection with Removal-On-Break, after breaking and shrinking until vanished, will reset to the original state (full-size and unbroken) if we toggle between Fullscreen and Windowed while playing as standalone or Packaged Build.

UE - Simulation - Physics - Destruction - Oct 28, 2024

A Geometry Collection with Removal-On-Break, after breaking and shrinking until vanished, will reset to the original state (full-size and unbroken) if we toggle between Fullscreen and Windowed while ...

Crash upon selecting CameraComponent in Sequencer when level is locked

UE - Anim - Sequencer - Aug 14, 2018

Selecting a Camera Component in the Sequencer window when the level is locked causes the Engine to crash.  This was reported and tested in 4.20.1 (CL-4233996). This was reproduced in 4.19.2 (CL-403 ...

Streaming Distance Multiplier Removed From Skel Mesh Settings

UE - Graphics Features - Jan 24, 2017

In 4.13 game developers had the option to adjust the streaming distance multiplier on their rigged characters in order to stop their textures mipping out in certain situations. This option has bee ...

Nativeize assets fails with Set/Map variable for character

UE - Gameplay - Blueprint - Mar 7, 2017

Nativeize assets fail with the new variable types introduced in 4.15. This issues also occurred when tested using the third person character template Build fails with: FirstPersonCharacter__pf205 ...

Permanent FPS Drop After Using High Resolution Screenshot With Planar Reflections

UE - Graphics Features - Mar 9, 2017

After taking a high res screenshot with a planar reflection actor in the scene the engine will experience a permanent performance hit relative to the resolution of the screenshot. For example if you ...

Bright mesh outlines using Temporal AA with Gaussian Blur DOF

UE - Graphics Features - Feb 17, 2017

Since the last engine merge in FN Main, any mesh that silhouettes against DOF will produce a bright, halo like effect on the outside edge. The further away the background is from the silhouetted mes ...

Construct Object node can not set ExposedOnSpawn delegate

UE - Gameplay - Blueprint - May 12, 2017

When ExposeOnSpawn is set as a meta specifier for a delegate property, binding the delegate to a function using the Construct Object node does not successfully bind the function. Workaround: Bindin ...