Unreal Engine Issues
Unreal Engine Issues
Removing blueprint function does not remove graph nodes of the function
UE - Gameplay - Blueprint - Sep 13, 2017When a function in a blueprint (BP created or BlueprintCallable from code) has nodes calling that function in the event graph, deleting the function entirely does not remove the nodes that already e ...
Overridding a function with no return value in a ChildBP produces an event instead of a function
UE - Gameplay - Blueprint - Dec 17, 2015If you have a BP with a function that has no return value, then override that function in a ChildBP, it becomes an event and cannot be used like a normal function ...
Nanite cast shadows from all lights, regardless of lighting channel configuration
UE - Graphics Features - Nanite - Dec 4, 2023This behavior is inconsistent with the behavior of non-nanite meshes, which receive light and cast shadows only from lights in the same lighting channel. [Image Removed] ...
Point lights with source length building static lighting in incorrect direction
UE - Graphics Features - Mar 21, 2018There is an issue where Point lights with source length building static lighting in the incorrect direction, the axis in which the light to be built seem to conflict with the preview build. This iss ...
'Set Timer by Function Name' not able to call functions that return an Output Parameter
UE - Gameplay - Jul 16, 2018When using a 'Set Timer by Function Name' node with a Function that has an Output parameter it will fail at executing the Function. If the Function is called with an Event BeginPlay node it will fu ...
GPU Lightmass ignores IES Profiles on Static Lights while building lighting
UE - Graphics Features - Jun 8, 2022This is a regression tested in //UE4/Release-4.27 CL#18319896 GPU Lightmass ignores IES Profiles on Static Lights while building lighting. Tested with different Global Illumination and Reflection s ...
Crash when Building Lighting on Macs with Lighting Scenarios
UE - Platform - Apple - Oct 27, 2016A crash occurs when you building lighting with a project using Lighting Scenarios on a Mac. I attempted to reproduce the issue using a new blank project, but was unable to get the crash to occur. T ...
'Affect Translucent Lighting' setting on Lights not working in Forward Renderer
UE - Graphics Features - Apr 30, 2017The option 'Affects Translucent Lighting' for lights does not seem to have an affect objects/materials using translucency. I tested this setting in the Deferred Renderer and it works as expected. I ...
Debug is not functioning within the Blueprint Function Library
UE - Gameplay - Blueprint Editor - Jul 6, 2015The blueprint debug filter is not working properly. It shows when your print string is being called but it isn't showing the trace location of the actual function from the blueprint. ...
Adding a Reroute node to a function's array output will cause the Function node to be missing the output
UE - Gameplay - Blueprint - Mar 26, 2015Adding a Reroute node to a function's array output will cause the Function node to be missing the output. This seems to be only effecting Arrays. Standard variables work fine. ...