Crash when trying to export unsupported Paragon Skeletal Mesh asset in 4.23

UE - Editor - Content Pipeline - Import and Export - Sep 11, 2019

When the user tries to export the Skeletal Mesh of TwinBlast (a paragon character that can be purchased off the marketplace) in 4.23. As of the time of logging this bug it is not supported in 4.23, ...

Imported Custom Convex Collision Mesh has Topology Modified

UE - Simulation - Physics - Sep 11, 2019

Importing custom pre-triangulated UCX collision data, can modify the topology of the mesh producing an inaccurate collision shape. ...

Tessellated Materials Displayed as 0 in Shader Complexity ViewMode

UE - Graphics Features - Sep 11, 2019

Tessellated Materials Displayed as 0 in Shader Complexity ViewMode. Found in 4.22 CL# 7053642, 4.23 CL# 8386587, 4.24 CL# 8588088 ...

Ghosting behind dither temporal AA with moving objects

UE - Graphics Features - Sep 11, 2019

The Bind Event node created from a blueprint dispatcher is different from the one created from the context menu

UE - Gameplay - Blueprint - Sep 10, 2019

Adding a Bind Event node in different ways can create nodes with identical names (Bind Event to <Dispatcher>), but under the hood they are actually different nodes. Easiest evidence is that they ha ...

Material Billboard Renders Incorrectly In Splitscreen

UE - Graphics Features - Sep 10, 2019

In splitscreen, Material node SphereMask causes Material Billboard to only be visible to first player's viewport. Found in 4.22 CL# 7053642, 4.23 CL# 8386587, 4.24 CL# 8557439 ...

OnHit not firing when capsule collider passes onto very close and same height mesh

UE - Simulation - Physics - Sep 10, 2019

When a capsule collider passes from the top of one piece of geometry to another that is very close the OnHit event doesn't fire. I have attached a project that demonstrates the issue in 4.23. A vid ...

"Enable Stencil Test" Mobile crash

UE - Graphics Features - Sep 10, 2019

A material with 'enable stencil test' will crash on mobile. Enable Stencil Test is a new option in materials as of 4.23 Confirmed with OpenGL 3.1 + 2 and Vulkan on Pixel XL Also Crashes on iOS ...

UAnimSequenceBase::GetNumberOfFrames off by 1

OLD - Anim - Sep 10, 2019

Creating a montage from a default frame rate and rate scale sequence reports 1 less frame than the sequence. The difference is a result of UAnimSequence overriding UAnimSequenceBase::GetNumberOfFram ...

Android Studio adds testOnly=true to APKs it builds

UE - Platform - Mobile - Sep 10, 2019

If you open the build.gradle in Android Studio and debug, Android Studio will automatically add testOnly=true which makes it difficult to iterate with the editor since -t is needed when installing a ...