Viewport Renders black when accessing Toolbar dropdown in Mobile Render Preview

Tools - Jul 11, 2017

Viewport is rendering black when Preview Rendering Level is set to Mobile/HTML5 setting and the user hovers over settings options This is a regression from 4.16.2 ...

Cannot convert Blueprint Function Library inputs to local variables

UE - Gameplay - Blueprint - Sep 11, 2017

When a blueprint function library function has input variables, the input pin cannot be converted to a variable / local variable. Regression: No - same behavior occurs in 4.16.3 ...

Crash changing variable type from Object Reference to Actor Soft Object Reference

UE - Gameplay - Blueprint - Oct 3, 2017

REGRESSION: No, this occurs as far back as 4.16. Crash occurs when the user changes a variable type from Object Reference to Actor Soft Object Reference. ...

The iOS app icons settings are not being used on Mac

UE - Platform - Mobile - Dec 14, 2017

This issue did not occur on Windows at the same CL. This was originally being tracked by [Link Removed] but after initially testing the fix for that JIRA, this particular issue persisted and it was ...

SceneCapture2D output broken when used in VR

UE - Platform - XR - Feb 25, 2019

Scene Capture regression when used with VR. Confirmed in Main @ CL 5172170 Tested with Rift Flipped VR Preview window is a known/fixed issue ...

Scene Capture set to depth only renders the full scene instead of only processing depth.

UE - Virtual Production - Rendering - Oct 26, 2021

A licensee has also recommended a fix for this issue, please see the UDN link for details. Example renderdoc capture of the issue can be found here - [Link Removed] ...

Naming a Blueprint function/graph with non-ASCII characters can cause a build failure for certain cooked targets when Blueprint nativization is turned on.

UE - Gameplay - Blueprint - Nov 2, 2017

This is due to the [Link Removed] encoded UFunction object name passing through UHT into the boilerplate code (*.gen.cpp) that gets generated from the nativized Blueprint's C++ header file. The iss ...

M_Cave_Ground_Mud has an error which keeps floor in Particle Effects Sample from Rendering

Docs - Samples - Sep 29, 2015

Something must have changed with how LERP's or Vector Transforms deal with a float 0 value, which breaks this particular material Error:[Image Removed] Fix:[Image Removed] ...

StrategyGame Performance Regression on iPad Mini 4

UE - Platform - Mobile - Aug 17, 2016

We encountered this issue during the Mobile Compat pass for 4.13 4.12 FPS/FR: 60/16 4.13 FPS/FR: 47/20 ...

Extreme Brightness using SLS Specified Cubemaps for Skylights in VR

UE - Graphics Features - May 5, 2017

Surfaces are getting washed out or over brightened when using a Cubemap on a Skylight in VR. Tested 4.15.2 - 3416026 : Does not occur 4.16. p2 - 3415565: Occurs ...