Unreal Engine Issues

Post Processing Settings do not update in Persona when the values are changed in Preview Scene Settings

The post processing effects do not update in the Persona Viewport in realtime. They will take effect if the post process setting is disabled and renabled. This is a regression. ...

Material Vertex Interpolator with a scalar output is replaced by MCT_Float1 in the output translation which can cause arithmetic errors

Developer Folders Visible Due to Legacy Path Filters

The Other Developers folder is comparing against the virtual path of a file to see if it starts with "/Game/Developers", but the virtual paths of all the developer folders start with "/All/Game/Deve ...

Post Process Material + Stereo Rendering = Left Eye Black

Left Eye Renders black in VR when a PostProcess Material is applied. On Quest Right eye renders post process mat and left eye renders scene, but upsidedown. Also occurs in Packaged Project and/or ...

Thin translucent doesn't work with separate translucency and Before-DOF

Bilinear Filtering creating Artifacts on Edges of Paper2D Sprites

A user is reporting some artifacts on the edges of his sprites when using bilinear filtering for the texture settings. These artifacts do not appear when using the Paper2D texture settings (Nearest ...

QAEntry FallenSmall_x0_y0 Landscape Rendering Black

I was working through the WorldComposition_ImportTiledLandscape_Edit test and noticed that this rendered black. There might be a problem with the landscape layer data. This is a regression from our ...

Subsurface Profile - Full resolution skin shading blows out results from ambient cubemap

Since the change to Subsurface Profile shader in 4.14 their use with ambient cubemaps have started giving blown out results that come back either white or very desaturated in the viewport. The curre ...

Vector Parameters are not registering as float4 in Custom script or via Component Mask

User reported trying to use a Vector Parameter with a Custom Expression and the parameter was only registered as a Float3 and would give the X3017 error when compiling. I confirmed this and teste ...

Crash when changing the AnimNotifyState property after moving the AnimNotifyState range added to AnimMotage

NotifyStateClass may be nullptr when AnimNotifyState and AnimNotify swap occur in NotifyTrack. Workaround: SAnimNotifyPanel.cpp void SAnimNotifyPanel::OnPropertyChanged(UObject* ChangedObject ...