Runtime Virtual Texture (RVT) baked mips using Streaming Virtual Texture (SVT) only bakes the base colour

UE - Graphics Features - Sep 13, 2024

Using Streaming Virtual Textures for the lower mips of an RVT using Base Color, Roughness, Normal seemingly leads to both roughness and normal being sampled as 0. This causes a significant shading a ...

Foliage mode instances not rendered until mouse up

UE - World Creation - Worldbuilding Tools - Foliage - Oct 30, 2024

New foliage is not visible when applying the paint tool and only shows up after the painting ends. ...

Fatal error when creating listen server on an instance with a PendingNetGame

UE - Networking - Apr 28, 2025

This seems to occur because the PendingNetGame is not destroyed when the instance browses to the new level to start listening. In UEngine::LoadMap, UWorld::SetGameMode will create the game mode, pro ...

Using multiple SceneCapture2D with DLSS Enabled crashes UE

UE - Graphics Features - Nov 22, 2024

A licensee is reporting a crash (or rather a check fail) in Sceneview.cpp which happens with when a SceneCapture2D is used with DLSS enabled. He has a fix, and wants to share it with us for integrat ...

Asset with child actor component (documentation actor) crashes upon level load

UE - Gameplay - Jan 18, 2016

Adding a child actor component of type Documentation Actor to a blueprint, then adding that blueprint to a level and saving will cause the editor to crash upon re-opening the map. CrashReporter: N ...

Converting a landscape to blueprint crashes editor

UE - Gameplay - Blueprint - Sep 17, 2015

Converting a landscape to a blueprint immediately crashes the editor. Frequency: 2/2 ...

If Master Pose Component is occluded, all target components stop animating

OLD - Anim - Aug 18, 2015

When using "Set Master Pose Component", child components only animate for a few seconds if the Master Component goes out of view of the player camera. In the attached project, the master pose compo ...

Using the 'Show Only Selected' Option with Grouped Actors Selected in the Viewport Still Hides the Grouped Actors

Tools - May 18, 2015

When selecting grouped actors within the viewport and attempting to use the 'Show Only Selected' visibility option from the right-click menu, the actors will be hidden. It is only when you select th ...

Instanced Static Meshes Incorrect Normals when Scaled Non-Uniformly

UE - World Creation - Worldbuilding Tools - Foliage - Apr 2, 2015

When comparing the World Normals of an Instanced Static Mesh being scaled non-uniformly to that of a regular Static Mesh, their normals do not match one another. I have attempted to look over the d ...

Content in the BP Templates folders is located in a subfolder with the name of the template along with empty folders

Docs - Samples - Jan 16, 2015

Content in the Blueprint Templates folders for 4.7 templates (by default: C:\Program Files\Unreal Engine\4.7\Templates) is located in a subfolder with the name of the template. The rest of the folde ...