Dark Artifacts Appear On Meshes With "Use As Occluder" After Enabling DBuffer Decals

UE - Graphics Features - Feb 13, 2017

Objects set to "us as occluder" will create dark artifacts from certain view angles. For this to occur "DBuffer Decals" need to be enabled in the project settings. The licensee has noted that addi ...

Motion blur on single frames when character and camera are moving together

UE - Graphics Features - Jul 5, 2017

Motion blur on single frames when character and camera are moving together. Cannot tell what is causing this. There is no pop in the character animation and the only thing I can imagine is that th ...

Text block blurs when its render transform translation is changed from default to ex: [0.0x, 2.0y]

Tools - Sep 5, 2017

When creating a new Widget Blueprint in a new project and adding a Text Block, the Text Block blurs when its Render Transform Translation Y-Axis is changed from default to ex [0.0x, 0.0y]. Regressi ...

Cannot paste text into Text Box in HTML5 build

UE - Platform - Mobile - Sep 14, 2017

With HTML 5 Packages you cannot use the windows clipboard to paste things into the text box. This issue does not occur with other builds of the project. This issue does not appear to be a regression ...

Widget components added to characters added in a C++ template will not allow packaged builds to open

UE - Gameplay - Blueprint - Oct 19, 2017

When Widget components added to characters added in a C++ template When the build is packaged and you attempt to open it the window will not open, despite a process running in the background Versio ...

World-locked stereo layers for SteamVR are not positioned correctly

UE - Platform - XR - Nov 14, 2017

World-locked stereo layers don't seem to be in the correct place when viewed in SteamVR. In 4.16, if you Subtracted the difference of VR origin location and world origin location and offset the pos ...

UI transparency breaks when dragging a game window around the screen

UE - Editor - UI Systems - Nov 20, 2017

When a game window launched from UE is moved around the screen, any transparent elements on the screen will turn fully opaque. The loss of transparency also causes some text to become blurry. This d ...

Frame 0 event does not get triggered when using SetPlaybackPosition

UE - Anim - Sequencer - Apr 17, 2018

An event at frame 0 of a sequence does not seem to get called when using "SetPlaybackPosition 0" to reset the playback position to the start. This seems to be a regression. 4.17.2, the frame 0 even ...

No Dynamic Shadows on Translucent Materials in iOS Preview

UE - Platform - Mobile - Jul 23, 2018

There are no dynamic shadows on translucent materials in the "iOS Preview" for the preview rendering level. Working as intended in 4.16 CL# 3561208, 4.17 CL# 3658906, and 4.18 CL# 3832480. Found i ...

Certain materials are overly bright with Ray Traced Global Illumination denoiser

UE - Graphics Features - Lumen - Mar 14, 2019

Ray Traced Global Illumination is causing some materials to glow extremely bright Disabling r.raytracing.globalillumination.denoiser fixes the issue In 4.22 preview 5 binary (5365847) the result i ...