Unreal Engine Issues
Unreal Engine Issues
Call-In-Editor functions in an EditorUtilityActor are not called in editor
UE - Gameplay - Blueprint - Mar 22, 2024In 5.1 through 5.3, Call-In-Editor functions within EditorUtilityActor Blueprints created via Create Advanced Assets/Editor Utilities/Editor Utility Blueprint are not callable in editor. Prior to 5 ...
Double clicking on Interface Function in Blueprint Graph does not take you to the function implementation.
UE - Editor - Jan 11, 2024When double-clicking on an interface function call within a blueprint, the expected behaviour is that it will take you to the implementation of this function. However, it currently does nothing. ...
Specular/Anisotropy problems with Nanite Meshes
UE - Rendering Architecture - Jan 11, 2024Specular highlights can disappear with clearcoat materials, when "Clear Coat Enable Second Normal" is enabled ("r.ClearCoatNormal"). ...
Non-existing config file loading could cause memory leak
UE - Foundation - Core - Oct 19, 2023The cause of this problem is the Engine has code paths which register a new allocated object to Map without deleting the previous object. In the repro project, whenever hitting Space Bar, the level ...
Collision between physicalized actors and instanced static meshes produce warnings.
UE - Simulation - Physics - Sep 25, 2023Collision between an instanced static mesh and a physics simulating actor (with "simulation generates hits events" enabled) results in the following warning: LogChaos: Warning: Collision handler en ...
Blueprint "Set by ref" (UK2Node_VariableSetRef) does not mark properties dirty for push replication
UE - Gameplay - Blueprint - Sep 7, 2023When using Push Replication with blueprints, UK2Node_VariableSetRef nodes do not mark a property as dirty and so the variable is not replicated. ...
Scene View Extension - Subscribing to Tonemap's afterpass renders black screen
UE - Rendering Architecture - Aug 31, 2023Callbacks for the Tonemap's afterpass that return identity return black screen unless there is a post-process material. ...
Static Mesh Scene Actor Flipped Normals
UE - Rendering Architecture - Aug 31, 2023Static meshes can have normals flipped when the actor they are attached to has one component of its scale inverted. ...
Sound Attenuation settings do not function when Allow Spatialization is False
UE - Audio - Aug 3, 2023Override Sound Attenuation setting does not work, Sound will play at max volume regardless of distance between source and observer. ...
Movie Scene Capture - DX12 Render Artifacts and Delay
UE - Rendering Architecture - RHI - Jun 19, 2023If using the Legacy renderer (Movie Scene Capture) with DefaultRHI DirectX12, there's new delay and also some frames get weird artifacts. However, the delay and artifacts do not appear when using ...