Unreal Engine Issues
Unreal Engine Issues
LODbias settings appear to have no effect when specified by GPU on android
UE - Platform - Mobile - Oct 3, 2019When setting the LODbias via the device profile for a specific Android GPU it does not appear to have an affect on the textures when run on the device ...
IsDataValid is not called on components inherited via the Simple Construction Script
UE - Gameplay - Blueprint - Oct 7, 2021IsDataValid is not called for components inherited via a parent's SCS. I've attached a small repro project. (4.27) ...
Datasmith incorrectly imports 3Dxml files
UE - Editor - Content Pipeline - Datasmith - Importer - Apr 1, 2022Datasmith incorrectly imports 3Dxml files. In 4.27 and Early Access 2 the file imports correctly. ...
MaxDrawDistance set by CullDistanceVolume is lost on saving sublevel
UE - World Creation - Worldbuilding Tools - Feb 21, 2025The UpdateCullDistanceVolumes behavior when saving was changed by CL-36588597. Only CullDistanceVolumes in the same sublevel can affect Max Draw Distance. ...
Automotive Photo Studio Template project renders custom render passes incorrectly
UE - Editor - Content Pipeline - Datasmith - Importer - Dec 19, 2019Renders with a custom render pass from the level in the Automotive Photo Studio Template are incorrect. They appear to be affected by auto exposure. ...
Shader Complexity not working correctly on Deferred Decals
UE - Graphics Features - Sep 3, 2020If you place a deferred decal in the world and then set the view mode of the viewport to "Shader Complexity", the decal doesn't affect the complexity value. ...
>1ms increase in frame time with showflag.translucency , despite minimal translucency in the scene
UE - Graphics Features - Sep 2, 2021Licensee reports this change, and can confirm a very rough similarity observed in a template project in 4.27: [Image Removed] ...
Collision between Vehicles and Instanced Meshes are behaving differently than expected
UE - Simulation - Physics - May 20, 2022This is a regression tested in //UE4/Release-4.27 CL18319896 Vehicle from the Vehicle template clips through instanced meshes, and can't be driven on them. ...
Screen Percentage does not behave correctly with SceneDepth Post Processing
UE - Graphics Features - Sep 14, 2022This is a regression tested in //UE4/Release-4.27 CL18319896 Screen Percentage does not behave correctly with SceneDepth Post Processing. ...
Text cannot be displayed when switching languages if a text is constructed using LocalizationTable at runtime.
UE - Editor - UI Systems - Localization - Dec 5, 2022Using LocalizationTable in text localization does not switch text correctly. This is not a problem in UE4.27, but it is a problem in UE5.0 and later. ...