Planar reflections move up and down while reflective surface rotates

UE - Graphics Features - May 24, 2018

Whenever you have an actor on top of a reflective surface while its moving the reflection will display inaccurately as if the object is moving away or toward the reflective surface. Found in 4.19 C ...

SSR on Translucency is not affected by Post Process Volume

UE - Graphics Features - May 24, 2018

Screen space reflections on translucent materials are not affected by post process settings. Any changes made to SSR settings in the volume will do nothing to a material that is set to the transluce ...

Cannot run a packaged project if the project uses a Built-In Editor plugin and the project was packaged with the Build setting set to "Never"

UE - Foundation - Core - May 24, 2018

This may be related to [Link Removed]. A packaged project will fail to run successfully if the project includes a Built-In Editor plugin and the project was packaged with the Build option set to "N ...

Renaming a BP interface function/event breaks all existing uses of that function/event

UE - Gameplay - May 24, 2018

If you rename a blueprint interface function or event that is used somewhere in a blueprint, it will break the usage of that function/event. If it was a function, it will actually delete all the BP ...

Opening Materials and Material Functions with Vertex Interpolator node Results in Crash

UE - Graphics Features - May 23, 2018

Per Licensee: Hello, We are migrating our project from 4.18 to 4.19.2 and we are encountering various crashes while opening our material and material functions. I'm adding a simple test case here. ...

Editing Layered Material Instance Causes Editor Crash

UE - Graphics Features - May 23, 2018

Crash repros in 4.19.2 and Main CL 4088075. Triggering the crash can be inconsistent- you may have to assign the material instance to a mesh, force shaders to recompile, save, and continue toggling ...

Crash in Standalone When Sub Anim Instance Uses Exposed Variable

OLD - Anim - May 23, 2018

When using a Sub Anim Instance node that uses an exposed variable and another exposed variable in the animation Blueprint that is set as the Instance Class in the Sub Anim Instance node, the editor ...

Networked voice starts before local player is registered

UE - Networking - May 23, 2018

The voice engine starts before it is ready. FOnlineVoiceImpl::StartNetworkedVoice is called prior to VoiceEngine->RegisterLocalTalker() in FOnlineVoiceImpl::RegisterLocalTalker(). This leads to the ...

Convex Decomposition is broken on Linux using Imported Static Mesh

Tools - May 23, 2018

Changing the complexity of the desired mesh using the Hull Count, Hull precision and Max Hull Verts on Linux requires the process more time to complete, but causes no results. This process works as ...

[Feature Request] FWebBrowserWindow::UnbindUObject of IOSPlatformWebBrowser.cpp is not implemented yet

UE - Platform - Mobile - May 23, 2018

FWebBrowserWindow::UnbindUObject on iOS is not implemented yet.  IOSPlatformWebBrowser void FWebBrowserWindow::BindUObject(const FString& Name, UObject* Object, bool bIsPermanent /*= true*/) { } ...