Orthographic Camera Preview window does not render materials

UE - Graphics Features - Jan 17, 2015

I am using the orthographic camera preview fairly extensively for making an in-engine Tiling Texture maker. This feature is currently busted since the orthographic camera preview window is rendering ...

STARTMOVIECAPTURE no longer works in a single player game

UE - Anim - Sequencer - Jan 27, 2017

STARTMOVIECAPTURE no longer works in a single player game [Link Removed] looked into the code and found that it's in the EditorServer code. We tried it with two players and then it appears to work ...

[CrashReport] UE4Editor_PropertyEditor!FObjectPropertyNode::GetValueBaseAddress() | FSequencerObjectChangeListener::OnObjectPostEditChange

UE - Anim - Sequencer - Oct 5, 2017

This is a common crash that has occurred in 4.17.1 and 4.17.2, there are no immediate records of it occurring previously. Users have not provided any descriptions of their actions when the crash oc ...

Cpp files of new classes are not automatically added to Perforce or the Project's Solution via P4VS

Tools - Dec 6, 2017

A licensee has reported a problem where FVisualStudioSourceCodeAccessor.AddSourceFiles is unable to handle two files being added at the same time. In this case, a .cpp and .h are added at the same t ...

Generate Project Files process fails if SwarmAgent.exe is not present

UE - Foundation - Cpp Tools - Mar 5, 2019

This issue appears to be the result of the fix for [Link Removed] which removed RPCUtility from the Engine. A licensee noted that they were now seeing an issue when attempting to generate project fi ...

NavLinkProxy potentially causing extra Character Movement

UE - AI - Feb 12, 2020

The user is using a Nav Mesh Bounds Volume and a Nav Link Proxy. They are calling AI Move To to navigate to the point, but the Character reproduces extra movement and goes a bit past it. For debuggi ...

Client Ensure FShaderMapResource_SharedCode::ReleaseRHI is still referenced on exit/shutdown

UE - Rendering - Architecture - Niagara - May 7, 2024

Very rarely, the game client will crash on shutdown and the log will contain messages that look like: LogOutputDevice: Error: Ensure condition failed: false [File:Engine\Source\Runtime\RenderCore\ ...

Open Formats: USD UX - Visibility managemente in USD Stage Actor

UE - VEI - Open File Formats - Sep 15, 2026

Working with a big USDStageActor is complicated due to visibility management. We are importing "simple" environments from usd files through the USDStageActor. However, when the artist wants to hide ...

Invalid DumpGPU capture when ProjectDisplayedTitle contains special utf8 chars

UE - Rendering - Features - Mar 7, 2025

Placing a special UTF-8 character into the "ProjectDisplayedTitle" will result in GPU dumps failing to open. This appears to be because the dump will switch between us-ascii and UTF-16 file formats ...

Movable Skylight with DFAO creates Dark Areas when Combined with Reflective Material

UE - Graphics Features - Jun 9, 2016

A user on the AnswerHub pointed out that his reflections when using a Movable Skylight with Distance Field Ambient Occlusion produces black results when combined with a reflective material. I trace ...