Tilemaps Normals are Flipped upon Opening Editor with Tilemaps in Level

UE - Gameplay - Paper2D - Jul 27, 2016

A licensee has reported that the normals for their tilemaps upon initial load of the editor are flipped. This is also true when they launch their packaged project. All the normals of their tilemaps ...

Unable to import GrayScale Textures

UE - Editor - Content Pipeline - Import and Export - Nov 7, 2014

Reported by Twitter user, "Does #UE4 seriously not support importing greyscale textures anymore?" ...

Blocking Volume Not Displaying Properly in Player Collision Mode

Tools - Oct 17, 2016

The licensee has stated that convex mesh generation is failing in KAggregateGeom.cpp from the function KConvexElem::HullFromPlanes. Here is the code snippet they provided: if(!Polygon.Split(-FVecto ...

Skeletal Mesh Imported Normals do not update correctly

UE - Graphics Features - Feb 12, 2016

When importing a skeletal mesh there is an issue where the normals of the face do not update with the faces of the inside of the book as it opens. This can cause a noticeable shadow issue, which cou ...

Using a discreet graphics card on a laptop causes context menus to duplicate

UE - Editor - UI Systems - Slate - Sep 2, 2015

Context menus in the editor (such as right-clicking in the Content Browser) will cause duplicate menus to appear when you hover over a section that makes an extra menu appear. Note: This has only b ...

Linear Spline Point Type doesn't distributed over a linear value

Tools - Nov 3, 2015

Linear Spline Point Type doesn't have expected result User Description: I was following a tutorial from Dokipen (Tutorial) about using spline to create linear arrays. Everything is working fine f ...

Disabling Editor Sounds Doesn't Prevent Compile Sound From Playing

Tools - Nov 10, 2015

Disabling the Editor Sounds under Editor Preferences->Level Editor->Miscellaneous->Sound->Enable Editor Sounds doesn't stop the Compile sound from playing when you click the Compile button in the ed ...

Dot Product Normalization does not produce consistent results

UE - Graphics Features - May 17, 2016

When using a Normalize node and then trying to get the Dot Product vs setting the Dot Product up manually do not produce the same results. ...

Crash on Device when Deploying Mobile Project with Modulated Shadows and Planar Reflections on iOS 9

UE - Platform - Mobile - Jan 6, 2017

A crash occurs on iOS when deploying the licensee's project using iOS 9 version. The crash does not occur when deployed to a device using iOS 10 version. They believe the crash to be related to Pl ...

Mesh Decals render Flat when Combined with a Translucent Material Element on the same Mesh

UE - Graphics Features - Jan 11, 2017

A licensee is reporting an issue with mesh decals rendering incorrectly when created as a Material ID (Material Element) and assigning a translucent material to the shared mesh. The use case exampl ...