Live Node Previews are broken with Coordinates higher than UV0

UE - Rendering Architecture - Materials - May 18, 2015

User reporting the Live Node Preview in the Material Editor will return only Black in the Node when using any UV other than UV0. Also reproduced in Main Promotable-CL-2552010 & Releases/4.8/Promote ...

Screen goes black for the oculus rift when changing the Screen percentage on an AMD 200 Series graphics card

UE - Platform - XR - Jun 24, 2015

When setting the mirror mode and the screen percentage the screen on the oculus rift will go black if you are using an AMD 200 series card. ...

Imprecise Rotation Values produced in the Details Panel when using the Rotation Widget in the Viewport

Tools - Mar 29, 2016

Starting with an asset (static mesh for instance) with a precise rotation value (such as a whole number) in the details panel will result in a imprecise, slightly fractional off value when rotated ...

Dragging to the content browser from an open import selection window will cause an assertion crash

UE - Editor - Content Pipeline - Import and Export - Jun 21, 2016

Using a very specific way of importing an FBX will cause a crash assertion that closes the editor without opening crash reporter. Essentially when using the import button in the content browser and ...

Virtual Texturing: RuntimeVirtualTextureOutput Node Can Be Used with a Virtual Texture Domain Material

UE - Graphics Features - Jun 21, 2019

When adding a RuntimeVirtualTextureOutput node to a Virtual Texture domain material, the RVT Output node overwrites any data being sent to the normal material node's output, which interferes with th ...

Painted Vertex colors are not retained when using "Convert Selection to Blueprint Class" in Child Actor mode

UE - Gameplay - Blueprint - Aug 25, 2020

From the User Submission: I spent some time poking through the FComponentInstanceDataCache code and noticed that there is no component instance data saved/applied for'native' component types, so si ...

Ensure when closing PIE during Level Sequence playback with spawnables in a streamed level

UE - Anim - Sequencer - Nov 16, 2020

When a spawnable is spawned in a streamed level, exiting PIE will cause an ensure, because the world is not valid on the actor.  ...

Crash when cooking landscape collision in world partitioned level

UE - Graphics Tools - Terrain - Landscape - Jun 24, 2022

This is caused by the loss of data in the ULScapeHeightfieldCollisionComponent::CollisionHeightData. The CollisionHeightData is not marked as BULKDATA_PayloadInSeperateFile and is processed with a k ...

WidgetInteractionComponent Simulate Key Press/Release only works the first time

UE - Platform - XR - Oct 6, 2022

Occurs 3/3 times. Working around this includes closing the menu and reopening it to reset the button(s). The expected behavior is that the user should be able to select Reset Orientation repeatedly ...

Slate draws the elements of an array even when the array is collapsed

Tools - Aug 20, 2015

The elements of an array that are shown in the details panel (below the world outliner) are drawn even when the array is collapsed. This can cause a performance drop when using an array that has a l ...