Vertex Interpolators broken in landscape materials

Tools - Landscape - Aug 17, 2021

D:/Unreal/UE4_Release-4.27/Engine/Shaders/Private/LandscapeVertexFactory.ush(788,3-59): Shader FDebugViewModeVS, Permutation 0, VF FLandscapeVertexFactory[Image Removed]:/Unreal/UE4_Release-4.27/Eng ...

[Feature Request] Provide a reason string when marking a package dirty

Core - UObject - Aug 17, 2021

eInterdependencies between the assets aren't always obvious, and sometimes are counter-intuitive (e.g. assigning a material to a new type of asset generally requires saving the material after a usag ...

Plugin Config filenames need to be different for Engine vs Game plugins

Core - Aug 16, 2021

Right now, plugins installed to the game directory will only load plugin-specific config files with the path /Project/Plugins/PluginPath/Config/*Default*PluginName.ini. However, engine plugins will ...

Changes to Material Instance Parent don't appear to propagate to child instances if the child instance's editor window is open

Tools - Material Editor - Aug 16, 2021

It looks like this occurs when the grandchild instance window is open. If you close and reopen the Grandchild's window the parameter appears as expected. I've attached a project with the setup step ...

Cascade To Niagara Converter doesn't respect Initial Location Module

UE - Rendering - Niagara - Aug 13, 2021

Niagara's Initialize Particle Module has the Input.Position Write default Value False which is fine as long as the Cascade To Niagara Converter can realizes whether Cascade has the location Module a ...

Editor crashes when dragging the BP_LightStudio asset into the level

Rendering - Aug 12, 2021

When dragging the BP_LightStudio asset, that is included in Starter Content, the engine crashes. Out of the 4 times I reproduced this, one of the instances didn't crash until I dragged the BP_LightS ...

Renaming a SkinnedMeshComponent onto a different owning actor will cause issues with FAnimUpdateRateManager

Anim - Runtime - Aug 12, 2021

As mentioned in the UDN - the user tried to rename an SMC to a different actor, which leaves the URO manager left with an incorrect data as it is not aware of the move. User proposed overriding Post ...