Sky Lights don't effect Translucent materials

UE - Rendering Architecture - Materials - Nov 21, 2022

Regression: Tested in UE5/Release-5.0, this issue does not occur so it is a regression Appears to be an issue with Lumen and Skylights with Cubemaps. Directional lights, point lights, etc. all work ...

FFrame::ReadProperty() occur crash if Blendspace Player node use Function to get BlendSpace Asset

UE - Anim - Runtime - Anim Blueprints - May 25, 2022

If user connect a function that returns a Blendspace Asset to a Blendspace Player that BlendSpaceAsset settings are exposed to a pin, it crashes in the package. It does not occur if user do not con ...

While casting to a Child, the overridden function node's target will read the parent bp

UE - Gameplay - Blueprint - Apr 17, 2015

While casting to a Child, the overridden function node's target will read the parent bp. Also being discussed in this Forum post: https://forums.unrealengine.com/showthread.php?66846-Initialisin ...

Building lighting after map data is built dirties level

UE - Graphics Features - Oct 5, 2017

There is an issue occurring where after the map built data is made building lighting on a level causes the level to become dirty. this occurs even if anything in the level has not been changed excep ...

Lightmaps cannot be created correctly when copying Blueprint that has Static Light as Child Actor component on the level

UE - Graphics Features - Lumen - Jul 31, 2020

In this project, BP with Spot Light registered as Child Actor is placed. If we copy and build, the following warning will be displayed. BP_Spotlight_GEN_VARIABLE_BP_Spotlight_C_CAT_330 'BP_Spotlig ...

Blueprint interface function with the same name as a node gets fused

UE - Gameplay - Blueprint - Nov 29, 2017

Creating a Blueprint interface and changing its function name causes a crash when using the undo button to change the name back. ...

Deleting a bound function from a widget sets the binding to None which causes compile to fail

UE - Editor - UI Systems - Mar 9, 2015

Deleting a bound function from a widget sets the binding to None which causes compile to fail. Deleting a bound function from a widget sets the binding to None which causes compile to fail The li ...

Net Multicast RPC functions do not fire other session members properly

UE - Networking - Sep 5, 2018

Using a multicast function does not call the function on both client and server. The functionality in this reproduction project can be found in the BP_MyPC blueprint. Regression?: No This occurs in ...

Mouse Not Functioning Correctly with Multiple Displays Connected to Mac

UE - Platform - Apple - Apr 24, 2015

When using mutliple monitors connected to a Mac the mouse behavior does not function well. Attempting to navigate and drag windows to and from individual displays proves difficult. The user reporti ...

When Building Light for a SubLevel of a project, BSPs will be built into the level regardless if hidden or not

UE - LD & Modeling - Modeling Tools - BSP - Feb 23, 2016

BSPs will be built with light/shadow extrapolated even if they are placed in a hidden sub_level of the project at the time of building. Also Tested in 4.10.4, 4.11 Preview 6 and Dev-Editor-CL-28772 ...