Unreal Engine Issues
Unreal Engine Issues
Const Blueprint Implementable Events don't update if const is removed from the native declaration
UE - Gameplay - Blueprint Editor - Oct 19, 2021Constness is not updated in overridden BlueprintImplementableEvents when the native declaration is made non-const. ...
Instanced RepNotify variable doesn't update on client if altered in level
UE - Networking - Jul 8, 2019An instance editable Rep Notify variable will not update on Rep Notify if an instance of if is edited in a scene. A demonstration project can be found here: [Link Removed] Found in 4.22 CL#7053642 ...
EPhysicalSurface metadata is not updated with Physical Surface Project Settings
UE - Simulation - Physics - Dec 6, 2019Changes to 'Project Settings -> Physics -> Physical Surface' do not update the Enum metadata of the EPhysicalSurface until Project Settings is re-opened. EPhysicalSurface Enum metadata is set i ...
WaterInfoTexture doesn't automatically update when new landscape mips stream in
UE - Graphics Tools - Terrain - Water - Apr 20, 2023Occasionally in a cooked game, the water info texture will be rendered before the necessary landscape heightmap mips are streamed in, leading to a blocky texture. Due to the lack of a callback syste ...
Changing the value of a parent class variable does not update after hot reload
UE - Gameplay - Blueprint - Mar 4, 2015When the value of a variable defined in a parent class is changed inside of the child class, the value is not updated in a BP of the child after hot reloading. ...
Component Array doesn't update properly when using Text Variables
Tools - Sep 19, 2018A Component Array doesn't update properly when using Structure Variables. Any array elements added after the setup don't get printed when the event is called. If you set the "Editable when Inherited ...
Codegen Templates for Source Effects, Submix Effects, and Synthesizers needs updating
UE - Audio - Aug 31, 2018Code gen templates need to be updated according to changes made to the OnGenerateAudio API. ...
Material Instance Platform Stats don't update when Material Layer parameters are changed
UE - Rendering - Architecture - Materials - Oct 14, 2025The instruction count appears to update properly if the whole asset editor is closed and reopened. ...
Crash/ensure when linking anim layers from animation update
OLD - Anim - Mar 12, 2020Originally reported here: https://udn.unrealengine.com/questions/562047/linked-layer-animation-blueprint-proxy-missing-ske.html When linking an anim layer during update, we get either an ensure or ...
Motion controller components created in c++ do not appear to update their location
UE - Platform - XR - Apr 17, 2019The motion controller component does not appear to update it's location if was created in a C++ project. regression: This appears to work as expected in the 4.21 release of the engine ...