Mac editor mobile preview crash with MSAA on

UE - Platform - Mobile - Mar 1, 2021

setting  GSupportsTimestampRenderQueries=false or r.GPUStatsEnabled=0 can fix it ...

Constant Crashes on OS X 10.10.1

UE - Platform - Apple - Dec 15, 2014

User (Omri) on Mac running OS X 10.10.1. on MacBook Pro (17-inch, Early 2009 Experiencing Crash. Cannot reproduce. Crash Reporter: N/A Callstack: MachineId:1E07B9CE2F4554A7C3F421A9DD97AFB5 EpicAc ...

Only 2 out of 4 Split Screen characters appear in TM-SplitScreen

UE - Gameplay - Oct 3, 2016

Only two characters appear in the playing field after hitting PIE. There are 4 separate screens, which I expected there being one character for each screen. 4 Characters used to spawn and now only 2 ...

Import FBX Camera with 90 degree rotation

UE - Anim - Sequencer - Aug 15, 2016

The FBX Import into Sequencer currently assumes that the camera has a rotation axis of 0, -90, 0. This assumption shouldn't be there. For example, currently this works: 1) From Sequencer, export a ...

Warnings after Launching onto Mobile

UE - Platform - Mobile - Oct 27, 2016

Launching onto android causes 1-3 warnings in the output log. I ensured that the mobile device was connected to Epic-Secure. LogTcpMessaging:Warning: Discovered node '00529FEE320A011C0032002F8B3E2F4 ...

Speedtree shader node broken in a Shipping package.

UE - Graphics Features - Jul 6, 2018

I attached the 4.19 and 4.20 version of the project. The trees have no leaves when packaging with Shipping in 4.20 preview 5. It works fine in 4.19. ...

Splash screens do not appear in Gear VR

UE - Platform - XR - Apr 28, 2017

A splash screen that has been set up in the DefaultEngine.ini with the following settings does not show in Gear VR[Oculus.Splash.Settings] bAutoEnabled=True TexturePath=/Game/Texture/AICON-Green ...

Crash occur when switching the Ray Tracing shadow function when only shadow is enabled in the Ray Tracing

UE - Graphics Features - Lumen - Sep 16, 2020

According to the licensee, this problem is caused by a variable inconsistency in Cvar. The cause seems to be the difference between the CVar reference when generating RayTracingSceneRHI and the CVa ...

Large World Coordinates appears to not work for Niagara Mesh Particles

UE - Graphics Features - Nov 28, 2024

When a Niagara System is placed at around 10^8 units away from the origin, the movements of the mesh particles aren't smooth as expected, but jumpy. These particles behave as if they are using a flo ...

Launching on IOS, sessions do not appear in the Session Frontend

UE - Networking - Oct 17, 2018

Licensee reports: Dug into this further and our iOS devices aren't receiving any of the handshake messages sent by the Session Frontend (or any other UDP messages for that matter) because multicast ...