Unreal Engine Issues
Unreal Engine Issues
"Convert to Blueprint" removes ability to edit component properties
UE - Gameplay - Blueprint - Dec 4, 2018As noted by the user in the linked UDN question, this seems to be a problem with the PointLightComponent property on APointLight not having the VisibleAnywhere property descriptor. Also as noted, th ...
Skel Vert/Surf Emitter Location Local Not World Space
UE - Simulation - Physics - Character - Jan 3, 2019A Skel Vert/Surf particle system attached to a cloth actor spawns particles around the origin instead of around the actor. ...
Pressing ESC while on a drag operation makes drag visual to be disappeared and OnDragCancelled not to be called.
UE - Editor - UI Systems - Dec 11, 2018DragDropOperation is removed when pressing esc button. but this is skipping OnDragCancelled so it can disrupt user's UMG drag operation logic. ...
When using Lighting Scenario, loading order will affect how it's applied to the instances
UE - World Creation - Worldbuilding Tools - Foliage - Mar 7, 2019When using Lighting Scenario, loading order will affect how it's applied to the instances, resulting in corruption if content is loaded after the lighting scenario ...
Niagara GPU particles will always have a lifetime of one second if they use a Collision Module
UE - Niagara - May 2, 2019GPU Particles will always have a lifetime of one second when using a collision module. This is a result of an issue with how off screen timing is handled. GPU particles that are off screen should on ...
RenderDoc plugin crash exiting
UE - Rendering Architecture - RHI - May 23, 2019Review/unify dithering and fading systems
UE - Graphics Features - Jan 25, 2016High priority item: "Hi guys, I was looking to a GPU capture of our foliage and all draws were set with the KILL_ENABLE register enabled. This register force off Early Z rejection since the GPU ha ...
Rounding errors are present in FJsonValue::TryGetNumber(int64&) and FMath::RoundHalfFromZero()
UE - Foundation - Core - Mar 8, 2019A licensee reported a bug in rounding of a call to FJsonValue::TryGetNumber(int64&) with large values. In investigating this, it appears that equivalent problems also exist in FMath:: rounding func ...
Fbx re-import material issue on LOD 1 and more
UE - Editor - Content Pipeline - Import and Export - May 13, 2019When the material order of embedded fbx LOD change differently in LOD 0 and LOD 1, the LOD 1 is wrongly assign when re-importing. ...
NumNonClothingSections logic is bad
UE - Editor - Content Pipeline - Datasmith - Jul 26, 2019We use the NumNonClothing section number to iterate in the sections, this is an error if the cloth sections are not at the end of the sections array. See the following picture of a search on NumNonC ...