GoogleVR - Crash opening application on device: FATAL EXCEPTION: MainThread-UE4

UE - Platform - XR - Oct 30, 2018

GoogleVR package for android crashes on startup with the following error:10-30 11:36:52.658: E/AndroidRuntime(12189): FATAL EXCEPTION: MainThread-UE4 10-30 11:36:52.658: E/AndroidRuntime(12189): Pr ...

Unable to open editor after updating to latest AMD driver

UE - Graphics Features - Oct 30, 2017

After updating to Radeon Software 17.10.3 I can no longer open the editor. This has been seen on both a R9 390X and a R9 290. If I use AMD's Auto-detect software it's recommended version is 17.7.2 ...

Fix log spam when using a vive wireless adpater

UE - Platform - XR - Dec 19, 2018

We need to handle TrackedDeviceClass_DisplayRedirect as a valid device in SteamVRController.cpp ...

Fix function forwarding in demo drivers in instant replays

UE - Networking - Jul 13, 2020

Demo drivers that are actively playing back a replay while still connected to another server as a client (via game net driver) will generate warnings due to the function forwarding code (UNetDriver: ...

Breaking level instances does not adequately fix up actor references

UE - World Creation - Worldbuilding Tools - Level Instances - Aug 29, 2022

Details in link. ...

Cloth rendering issue on triangles sharing kinematic attachments.

UE - Simulation - Physics - Character - Jul 29, 2020

All render vertices on any cloth triangle that contains one or two fixed vertex are set as fixed, whereas this should only be the case if all three vertices were fixed. ...

Fixup Redirectors doesn't work in the editor

Tools - Apr 28, 2015

Fixup Redirectors doesn't work in the editor when showing redirectors using the filter and then choosing Fixup. The maps that reference the redirectors aren't being checked out and fixed. I'm just g ...

Sprites don't initialize PixelsPerUnrealUnit in cooked builds, causing invalid values for GetSocketLocation, etc... for assets that have Pixels/uu of 2.56

UE - Gameplay - Paper2D - Jan 20, 2015

In this user's project, playing in Launched or Packaged games causes the Get Socket Location to return an unusual report when used during a flipbook animation. Instead of a normal vector, the Print ...

VR mode does not appear to work in stand alone (4.10)

UE - Platform - XR - Nov 17, 2015

If the user plays in stand alone and uses the short cut Alt+Enter, the VR mode does not kick in as expected ...

Code review for potential fix for crash where Velocity contains NaN

UE - Gameplay - Aug 20, 2015

User crashed in the function "void UCharacterMovementComponent::PerformMovement(float DeltaSeconds)" due to a Velocity containing NaN. AnswerHub post details function calls that lead to where the N ...