Unreal Engine Issues
Unreal Engine Issues
Alembic Caches Not Working With Lumen
UE - Graphics Features - Lumen - Jan 20, 2022It appears that Alembic caches do not influence Lumen's indirect lighting (except for shadowing). Alembic geometry caches should influence lighting in Lumen as any other geometry in a level. I hav ...
Dependency tracking of external actors broken when using python
UE - World Creation - Worldbuilding Tools - OFPA - Jan 19, 2022Licensee reports dependency tracking using Python doesn't work with WP since it relies on external actors. ...
HLOD lightmap lost after level reopening with "save LODActors to HLOD Packages" option in project settings is on.
UE - World Creation - Worldbuilding Tools - HLOD - Jan 11, 2022C.haos Cloth : ClothLOD does not change when out of view
UE - Simulation - Physics - Jan 6, 2022Cloth LOD Index is changed only during the mesh is on the screen. LOD Index is set to 0 at spawning, so clothing simulation runs as minimum LOD level until the mesh is in the field of view. It's no ...
SetIsRequestingUnloadAndRemoval causes OnLevelUnloaded callback not to fire
UE - World Creation - Worldbuilding Tools - Dec 16, 2021When unloading a level via ULevelStreamingDynamic, if you register a callback for OnLevelUnloaded and then unload the level with SetIsRequestingUnloadAndRemoval, the level appears to be removed from ...
1 frame flickering when creating UMG using Textblock, ScaleBox and Overlay
UE - Editor - UI Systems - Slate - Dec 15, 2021As a report of a similar issue, changing the text to right-aligned causes a similar issue. This issue seems to have been occur by a change in CL7540157. It also seems to be improved by adding the p ...
RebuildHLOD UAT script doesn't properly handle the -nop4 command line flag
UE - World Creation - Worldbuilding Tools - HLOD - Nov 24, 2021The script performs P4 commands even if -NoP4 was specified. It should properly handle -NoP4 by checking for if (CommandUtils.P4Enabled) ...
Create a high poly version of the base sphere
UE - Content - Engine - Nov 23, 2021We have an issue with artefacting of virtual shadow maps on low poly meshes: [Link Removed] We would like to request a higher polygon version of the sphere for UE5's release/starter content, which ...
Unexpected behavior when Actor Parenting in the World Outliner of a WP map
UE - World Creation - Worldbuilding Tools - World Partition - Nov 23, 2021Licensee reports the following in the UDN: There seems to be some other erratic behavior when using parenting in world outliner (i.e. drag and drop one actor on another one in world outliner).Since ...
"Base Pass Shader" stat results are missing or display incorrect information while using Vulkan
UE - Rendering Architecture - Shaders - Nov 15, 2021Base Pass Shader results are not showing, or showing up incorrectly when looking at the Stats results within the material editor of an Unreal Editor using Vulkan. Regression Tested: //UE4/Release-4 ...