The float property FrameCacheLenght in FVisualLoggerBinaryFileDevice is set with a bool value instead of a float value

UE - Gameplay - Apr 10, 2018

In the FVisualLoggerBinaryFileDevice constructor, the FrameCacheLenght property is set using a bool value. Since FrameCacheLenght is a float value, and the value stored in the .ini file is a float v ...

Collision Viewmodes do not affect Instanced Meshes properly

UE - Graphics Features - Apr 9, 2018

Collision View modes, such as Player Collision and Visibility Collision, do not work with Instanced Static Meshes. Regression?: No This also occurred in 4.18 ...

Half precision is not supported for OpenGL ES 3.1 Pixel Shaders

UE - Platform - Mobile - Apr 6, 2018

Fix the cross compiler so half precision is supportedAdd a project setting to specify the default precision to support on ES31. Be sure the shader version takes this setting into account. — User des ...

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 ...