Contact Offset no longer appears to have an effect

UE - Simulation - Physics - Jan 15, 2019

When modifying the contact offset in a project it appears to have no effect. The setting that worked in a previous engine version (4.19) now collide in the same way as the default settings. ...

Toggling Vertex Colors on in Static Mesh Editor makes the viewport all white

UE - Gameplay - Aug 4, 2016

When turning on the Vertex Color option in the static mesh editor, the whole viewport turns white. ...

Lighting channels are not supported with tiled lighting

UE - Graphics Features - Aug 15, 2016

Reported via UDN ...

Profile GPU Command Crashes Standalone Game on Mac

UE - Platform - Apple - Mar 21, 2017

[Link Removed] "ProfileGPU" Command Crashes Standalone Game on Mac but not on a Windows PC. Regression: No ...

Network profiler can report sent RPCs despite a null ViewTarget preventing the send

UE - Networking - Nov 17, 2020

Due to the hard-coded 1.5 second timeout for clients in UNetDriver:if ( OwningActor != NULL && Connection->State == USOCK_Open && ( Connection->Driver->GetElapsedTime() - Connection->LastReceiveTime ...

Clearcoat shader disappears if any asset using the Material leaves lighting

UE - Graphics Features - Aug 19, 2015

Clearcoat Shader will stop receiving lighting information if any mesh assigned the material using the shader leaves lighting. Also Reproduced in Launcher 4.9 Preview 4, Main-CL-2660934 [Image Remo ...

OSVR does not consistently render to HMD if OSVR Server is not open prior to opening editor/cooked game

UE - Platform - XR - May 18, 2016

It seems like if OSVR_Server is not launched prior to opening the editor, vr-preview functionality will not work (even though the editor starts OSVR_Server at launch). Seems like server must be open ...

Stop using power of 2 RTs for landscape edit layers

UE - Graphics Tools - Terrain - Landscape - Apr 4, 2023

Result : all the RTs allocated for edit layers (in global merge mode) will be padded to the next power of 2 for no good reason, which can lead to out-of-VRAM (as reported by [Link Removed]) ...

Crash occurs when opening a ShooterGame package on 32-bit

UE - Graphics Features - Jan 17, 2017

A 32-bit ShooterGame package will crash when opened with no logging. ...