Unreal Engine Issues
Unreal Engine Issues
Landscape cooking takes as much as 6 times longer in 4.18
UE - LD & Modeling - Terrain - Landscape - Jan 10, 2018Some developers are finding that the change to add a bunch of shader types to FLandscapeMaterialResource::GetExcludedShaderTypes() in 4.18.2 increased their project cooking times on PC or console by ...
Precomputed AO Mask is no longer working
UE - Graphics Features - Dec 23, 2015Precomputed AO Mask is no longer working in 4.11 Preview 1. This is a Regression from 4.10.x where this was working as intended. I've attached a zip file with the quick test that can be dropped in ...
UE 5.4 - Specular/reflection disappears above 4096 resolution render
UE - Rendering - Architecture - Aug 1, 2024After a viewport is more than 4096 pixels wide, Lumen's specular reflections buffer cuts its width off at 4096 pixels. It appears that the affected buffer is "Lumen.Reflections.ResolvedSpecularIndi ...
//UE4/Release-4.19 Binary stalls opening Project Browser at 45% - XGEControlWorker.exe is not recognized
UE - Foundation - Core - Jan 22, 2018The editor stalls out at 45% while opening to the project browser. This is occurring on machines with Windows 7 and 10. I tried using VS attach to process but it didn't provide very much. Opening th ...
Assets with Render in Main Pass disabled show shadow artifacts
UE - Graphics Features - Apr 18, 2016This issue was originally reported specifically for Destructibles, but it appears to affect Skeletal Meshes, and static meshes when selected. When "Render in Main Pass" has been disabled skeletal an ...
Visibility of World Outliner doesn't affect skylight
UE - Graphics Features - Nov 27, 2018Visibility of World Outliner doesn't affect skylight. But it affects other kinds of lights like Point Light, Directional Light. I found that USkyLightComponent::CreateRenderState_Concurrent() doesn ...
NavMesh does not update properly when "Can Ever Affect Navigation" is toggled (For Static Meshes)
UE - AI - Sep 15, 2015This issue is related to [Link Removed] (which was fixed). However if the user creates a new actor and then adds a static mesh they can end up with permanent holes in their nav mesh. If the user tog ...
Adjusting Lighting Rig Rotation manually only affects the sky and not the lighting
UE - Gameplay - Aug 2, 2016In the Preview Scene Settings, adjusting the Lighting Rig Rotation setting manually doesn't affect the lighting. It only affects the sky. ...
Input Action Events are not included in the list of overrideable functions in the My Blueprints tab
UE - Gameplay - Blueprint - Feb 5, 2016Input Action Events are not included in the list of overrideable functions in the My Blueprints tab. Reproduced in Actor Blueprints and Player Controller Blueprints. This is a regression: overridin ...
Breakpoint on SetText node in WBP PreConstruct triggers editor hang on save
UE - Gameplay - Blueprint - Apr 17, 2024A user reported that when calling SetText on a text widget in a widget blueprint's PreConstruct causes an editor hang when you put a breakpoint on SetText and attempt to save the asset. The issue i ...