Graphic Artifacts on AMD GPUs When Mesh is Scaled to Large Size

UE - Graphics Features - Apr 5, 2018

This issue has been observed in 4.18.3 as well as 4.19. See attached screenshot showing scene from 4.18 on Nvidia, compare to attached GIF showing same scene on AMD card. ...

Perforce batch check-out of files with folders does not work correctly

Tools - Apr 5, 2018

Perforce's Batch check-in / check-out operations do not work correctly when trying to check-in / check-out a folder's contents as a direct asset (when selecting a folder and any other singular asset ...

Mesh Clothing Assets Data Does Not Update Unless Asset Details Panel is Closed and Reopened

UE - Simulation - Physics - Character - Apr 4, 2018

Data in the Asset details panel < Clothing(Mesh Clothing Assets) does not update unless the Asset Details Panel or the Mesh editor itself is closed and reopened. User Can not go between the Clothing ...

Physics body teleports to root on simulation

UE - Simulation - Physics - Apr 4, 2018

User reports a physic body in their physics asset teleports to root when starting the simulation.  ...

SSR is drawn black when translucent material with FXAA

UE - Graphics Features - Apr 4, 2018

SSR is drawn black when translucent material with FXAA. This problem is because there is no preview buffer used for reflection. SSR was displayed with Source change introduced in the following UDN ...

Generate Particle Event Blueprint node doesnt generate particles at relative "InLocation"

UE - Niagara - Apr 3, 2018

The EventReceiver Spawn module doesnt seem to take in parameters from linked Particle Generated Event. When setting the location of the Blueprint node (In Location), the relative position of the Par ...

Absolute World Position in PP Material Returns Incorrect Values if r.ScreenPercentage is different from 100

UE - Graphics Features - Apr 3, 2018

Unable to repro in new project, so attaching sample project provided by licensee: When r.screenpercentage is different from 100 (50 or 150 for example), the absolute world position in a post-proces ...

TSoftObjectPtr instance loses reference after ClientTravel

UE - Gameplay - Apr 3, 2018

If a TSoftObjectPtr on an instance has a reference to another instance in a level, that reference will be lost when a client travel is performed to travel to that level. Regression?: No This occurr ...

Unnecessary warning when deleting a Blueprint from a level when that Blueprint contains a reference to itself

Tools - Apr 3, 2018

When trying to delete a Blueprint from a level, if the Blueprint contains a reference to itself, and that is the only reference to that particular Blueprint, a warning will be displayed saying that ...

Cascade Particles with Module Collision do not behave correctly (die) when colliding with plane in PIE

UE - Niagara - Apr 3, 2018

Cascade Particles with Module Collision do not behave correctly (die) when colliding with plane in map QA-Effects example 1.2. I've included a gif showing the issue [Link Removed]. The quality isn ...