Motion Controller Axis input values over scale in increments of 2

UE - Platform - XR - Jan 8, 2020

The Axis input values for SteamVR motion controllers will increase exponentially by 2 from the moment the editor starts and every time the user enters VR Mode or does a Launch On (eg. Entering VR Mo ...

[CrashReport] UE4Editor_Kismet!FBlueprintGlobalOptionsDetails::CanDeprecateBlueprint() [blueprintdetailscustomization.cpp:5127]

UE - Gameplay - Blueprint Editor - Jul 19, 2017

This is a common crash affecting users in 4.15 and 4.16, affecting over 200 unique users so far. User Descriptionsattempt to import bp from example Source Context 5124 { 5125 // I ...

Shooter Game: High Rise is rendering Red Artifacts in Reflections and AO

UE - Graphics Features - Jun 11, 2015

When running Shooter Game, Highrise map, there are red artifacts rendered in the boundary areas between AO and Reflections. This is a regression from 4.7.6. In 4.7.6 - [Image Removed] In 4.8.0, Li ...

Difference in Shader Complexity view mode between Static Mesh and Painted Foliage Actors after Enabling 'Dbuffer Decals' in Project Settings

UE - Graphics Features - Oct 19, 2016

The 'Shader Complexity' view mode is rendering differently between regular Static Meshes and Painted Foliage instances after enabling 'DBuffer Decals' The user is reporting that this does not seem ...

Sequencer in packaged VR project does not appear to work when using sequence player on begin play

UE - Anim - Sequencer - Sep 27, 2016

Sequencer in packaged VR project does not appear to work when using sequence player on begin play. The HMD no longer appears to be affected by sequencer after the project has been packaged out ...

Orange Screen when using the VR preview mode with the oculus rift

UE - Platform - XR - May 26, 2015

Orange Screen when using the VR preview mode with the oculus rift (runtime 0.6.0) appears with the following message "Application is paused while an old SDK application is rendering." ...

Cloud Presenter - Presentations with phasing may display all phases at once immediately after launch

TM - Tools - Oct 11, 2024

Some Presentations containing Phasing will display all phases simultaneously in the Twinmotion Cloud after the Presentation is launched. Issue is consistently reproducible for affected Presentati ...

Path Tracer Normals Issue

UE - Rendering - Features - Path Tracer - Oct 29, 2025

Path Tracing normal maps reflect light differently than Lit, and do not look accurate. Also observed in //UE/Release-5.6, CL: 45232827 ...

Crash when using +CVars=r.MobileContentScaleFactor=2

UE - Platform - Mobile - Jan 11, 2016

Iphone 6 Plus crashes when using +CVars=r.MobileContentScaleFactor=2, but it will run if you use +CVars=r.MobileContentScaleFactor=1. The project linked is set up with +CVars=r.MobileContentScaleFac ...

Moving a Copy of an Actor from Persistent to Sublevel Dirties Persistent Level

Tools - Aug 18, 2017

Using Alt-Drag to move a copy of an actor from the persistent level to a sublevel (when the sublevel is selected as the current level in the Levels window), the persistent level is getting marked as ...