Unreal Engine Issues

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 ...

Exposure difference between PC and Mobile preview if PP material applied with Before Tonemapping blendable locationmode

Shader Complexity shows checkerboard screen in Android ES 3.1 render

Changing the view mode to Shader Complexity while in Android ES 3.1 preview render will show a black and grey checkerboard in the viewport.  This does not happen in UE 4.27 ...

Z order in based on the position in the Hierarchy is reversed in 4.9

The Z order that is given to a widget based on it's position in the Hierarchy panel in 4.9 goes from bottom of the hierarchy to the top (The bottom widget is the front most widget) instead of the to ...

Noise Material Expression is rendering outside Min and Max Range with High Position Values

The Noise Material Expression is rendering values well outside the Min and Max Range set in the Expression node. Also Reproduced in Main Promotable-CL-2469752 Alerted the user to suspicions and su ...

A text block's outline appears to provide an outline for the drop shadow as well.

A text block's outline appears to provide an outline for the drop shadow as well. ...