Unreal Engine Issues
Unreal Engine Issues
Client move combining triggers repeated overlap start/end events on network client
UE - Gameplay - Player Movement - Jan 2, 2018This is caused by client move combining warping the player back and replaying the move. Workaround is to set "p.NetEnableMoveCombining 0" but that is bad for network bandwidth. We should probably ...
Shader used factories/types/pipelines should be in DDC key
UE - Graphics Features - Jan 31, 2018A licensee noticed that the ShouldCache types for FLandscapeMaterialResource changed in the 4.18.2 but this did not affect the DDC keys generated. This caused an endless compilation loop where the s ...
Welded grandchildren do not overlap properly when their grandparent is simulating physics
UE - Simulation - Physics - Jun 7, 2018Grandchildren (C in an attachment hierarchy of A < B < C) that are auto welded have issues related to overlap events when moving via physics. They tend to overlap later than they should. This does n ...
Web browser widget does not receive input when used in a 3D widget component on Android
UE - Platform - Mobile - Jul 9, 2018Web browser widgets to not receive input when used in a widget component on Android devices Update: Oculus Quest devs attempting to implement and interact with the web browser widget via widget i ...
UUserWidget::SetPositionInViewport does not function as intended
UE - Editor - UI Systems - Oct 15, 2018The Set Position in Viewport node does affect UserWidgets position. It keeps it 4.19.2 (CL - 4033788), 4.20.3 (CL - 4369336), 4.21 (CL - 4465720), 4.22 (CL - 44654877) ...
Crash: Landscape Materials Missing on Shipping and Development Packaged Builds
UE - Foundation - Core - Sep 9, 2019When running a packaged build of a project with a level with a landscape that has a material assigned it will crash (shipping build) or not retain the assigned material (development build). There i ...
Content Examples: Parallax Occlusion Map Feature no longer rendering self-shadows
UE - Graphics Features - Mar 2, 2020Parallax Occlusion Map Feature fails to render self-shadows as of the release of Unreal Engine v4.24.0 and has not been remedied since. The feature is perfectly functional in v4.23 [See attachments ...
Numpad + Shift does not release keystrokes
UE - Gameplay - Input - Nov 9, 2021The combination of Numpad + Shift seems to have various problems. https://answers.unrealengine.com/questions/899468/what-is-the-issue-with-shift-num-key-combinations.html Regression No, according ...
Changing capitalization in a newly created folder gives already exists message
UE - Editor - Workflow Systems - Dec 13, 2021Changing capitalization in a newly created folder will not rename folder and the user will be presented with "A folder already exists at this location with this name. Also occurring in 5.0-Release ...
Engine crashes when building GPU Lightmass in large scenes
UE - Graphics Features - May 12, 2022Engine crashes when building GPU lightmass in larger scenes. This does not occur on smaller maps like the Unreal Engine Templates. I was able to reproduce this issue in CitySamples SmallCity map. T ...