Unreal Engine Issues
Unreal Engine Issues
AllowAsyncRenderThreadUpdatesEditorGameWorld/AllowAsyncRenderThreadUpdatesEditor CVars are off by default and unsafe in Niagara
UE - Niagara - Mar 4, 2025This user made a github pull request: [Link Removed] but it was auto rejected. I think that we can consider taking their fixes, but keeping it disabled by default. ...
Network profiler crash
UE - Networking - Aug 6, 2020Running with the -networkprofiler command line argument can crash the server on the first engine tick in FNetworkProfiler::TrackFrameBegin because the file writer archive hasn't been created yet. ...
Shooter Game Demo Controls have no Textures (Rendering White)
Docs - Samples - Jun 11, 2015The Textures for the Demo play bars in Shooter Game are rendering White in 4.8.0 release, appears fixed in Main Promotable-CL-2581018. ...
"Snap to Target, Keep World Scale" when attaching doesn't work properly if parent is scaled.
UE - Gameplay - Nov 11, 2015See UDN thread, which includes suggested fix. https://udn.unrealengine.com/questions/267677/attachactortocomponent-scale-issue-with-scaled-com.html ...
Input breaks after spawning character from template
UE - Gameplay - Input - Jun 14, 2017When a character is spawned from a template of an existing character instance, the existing instance loses the ability to read any input. This was discovered when testing the crash fix for [Link Re ...
Font advance and fallback font metrics have issues in 4.16
UE - Editor - UI Systems - Slate - Jun 5, 2017There were some font regressions in 4.16 that we've since fixed (CL# 3456916 and CL# 3425681). These are affecting live users so we should get them into the next 4.16 build. ...
"Cull Backface" in Cloth Paint is not effective if the back faces are close to the front faces
UE - Simulation - Physics - Character - Jul 6, 2017When Cloth Painting, "Cull Backfaces" is ineffective when the backface is very close to the face that you are painting on Occurs on? 4.16 - 3466753 - YES 4.17 - 3523593 - YES ...
The iOS app icons settings are not being used on Mac
UE - Platform - Mobile - Dec 14, 2017This issue did not occur on Windows at the same CL. This was originally being tracked by [Link Removed] but after initially testing the fix for that JIRA, this particular issue persisted and it was ...
Transform key don't visible when Import From Animation Root
UE - Anim - Sequencer - Mar 7, 2018Transform key don't visible when Import From Animation Root. This problem happen from 4.17. 4.16 is visible. Case:4.16[Link Removed] ...
SceneCapture2D output broken when used in VR
UE - Platform - XR - Feb 25, 2019Scene Capture regression when used with VR. Confirmed in Main @ CL 5172170 Tested with Rift Flipped VR Preview window is a known/fixed issue ...