Unreal Engine Issues
Unreal Engine Issues
Niagara : incorrect rendering on D3D12 when rendering a very large number of meshes
UE - Niagara - Feb 17, 2022The input argument of DrawIndirect for Niagara meshes, which is made by ComputeShader, may be invalid. This problem does not appear with -onethread command line option. ...
Source control commandlets do not consistently check provider status for read only or checkout and instead rely on read only state of files
UE - Editor - Workflow Systems - Jul 7, 2022Particle disappears if it is using PSA_Velocity and setting custom time dilation 0
UE - Graphics Features - Dec 7, 2016A licensee reported some of their particles disappear when setting the actor's custom time dilation 0. This seems to happen when a particle is using PSA_Velocity as Screen Alignment. This repros in ...
Widget blueprint details panel appears to jitter when dragging widgets in the designer tab
UE - Editor - UI Systems - Feb 1, 2019When clicking and dragging a widget in the designer tab of a widget blueprint some options in the details panel will begin to move/shake/jitter/readjust. ...
Android Vulkan SM5 crash at startup
UE - Platform - Mobile - Sep 6, 2021Callback ID lost while using the webview
UE - Platform - Apple - Nov 8, 2022This is a licensee UDN: [Link Removed] I've reviewed the javascript/native bridge code and I don't see anything obvious. The fact that it can happen on both mobile platforms might point at some hi ...
Actors with bGenerateOverlapEventsDuringLevelStreaming don't get EndOverlap event during BeginPlay
UE - Gameplay - Components - Nov 28, 2022Custom Water Body does not work with its own Distance Culing
UE - Graphics Tools - Terrain - Water - Sep 14, 2023WaterBodyCustom seems not to work with Distance Culling settings on its own actor, either Draw Distance/Never Distance Cull or Allow Cull Distance Volume. It only can be controlled by the CullingD ...
Ctrl + z still active in PIE
Tools - Jan 20, 2016Users can select ctrl + z while playing in Editor causing PIE to stop and undo last change, often freezing the editor temporarily, and sometimes causing a crash. Workaround: This does not occur if ...