Instanced Static Mesh instance with negative scale has black lighting

UE - Graphics Features - Jun 11, 2019

[Image Removed] The image above was the results after building lighting.The far right spheres all have negative scaling(-1 on Y) and reverse culling checked and are instanced.The middle set of sphe ...

Point and Spot lights no longer work in Orthographic Projection Mode

UE - Graphics Features - Dec 30, 2016

Point and Spot Lights no longer work when using the Orthographic Camera Projection Mode. Note that the Directional Light still works as intended. This is a regression from behavior that worked in ...

"Scene Capture Component 2D" Causes Big Performance Dip In VR

UE - Platform - XR - Dec 31, 2019

When a "Scene Capture Component 2D" is in a scene it causes a big performance dip in VR. It was ~45 fps from a ~90 fps with the "Scene Capture Component 2D". This doesn't occur if you are running th ...

Clients fail to load in Standalone mode with 2 players while Use Single Process is disabled

UE - Networking - Jul 1, 2015

Clients fail to load in Standalone mode with 2 players while Use Single Process is disabled. Note: double checked this, and I cannot repro in Multiplayer Shootout in 4.9. The same issue still occur ...

Increasing Font Size Makes The SceneRendering Table Impossible To Read

Tools - Jan 27, 2020

The scenerendering graph doesn't display correctly when you increase the Small Font for the Engine. The rows don't adjust to the font size. The user increased font size to make print strings in VR ...

[CrashReport] Linux crash - FVulkanCommandBufferManager::WaitForCmdBuffer

UE - Graphics Features - Aug 22, 2017

This is a semi-common Linux crash coming out of 4.17.1. It is spread among a few different similar callstack affecting a handful of users. [Link Removed] [Link Removed] [Link Removed] [Link Removed ...

[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 ...

Assertion failed: !EditReregisterContexts.Find(this)

UE - Gameplay - Jun 22, 2015

Editor crashes if a blueprint has "Can Ever Affect Navigation" changed multiple times and is compiled. Crash link: [Link Removed] Frequency: 4/4 ...

Level Blueprint zoom value is different for different templates.

Docs - Samples - Jan 30, 2017

I'm not sure where to set this value, but it's extremely noticeable when the value defaults to -7 and you go and place a node and it looks like a colorful square smaller than your fingernail. I tri ...

Children of a Blueprint Class not Available in the Default Value Dropdown for a Variable of that Class

UE - Gameplay - Blueprint - Jan 5, 2016

Creating a blueprint class, and then creating a few children of that class ( in this case, 4) does not display them as available options when setting the default value of a variable of that blueprin ...