FBX skeletalmesh animation import use an integer for sample rate

UE - Editor - Content Pipeline - Import and Export - Sep 11, 2020

Integer sample rate is not playing well with 23.976(NTSC/24) sample rate, the curve get resample at 30Hz in that case and we loose precision. We need to support FFrameRate sample rate to get accura ...

ProxyLOD plugin generates uninitialized vertices at end of a vertex buffer

UE - World Creation - Worldbuilding Tools - HLOD - Sep 11, 2020

ProxyLOD::FQuadricMeshSimplifier::OutputMesh may remove duped verts. The input vertex buffer was resized by numVerts from FQuadricMeshSimplifier before calling OutputMesh. So these behaviors genera ...

UDN: Scale keys on additive anims not playing

UE - Anim - Rigging - Sep 10, 2020

Scale keys on additive anims behaves differently than other transform components. ...

Screen Space Reflections not showing in Panoramic Capture

UE - Graphics Features - Sep 10, 2020

Reflections not showing in Panoramic Capture images. Reported and tested in versions 4.25.3(CL 13942748), 4.24.3(CL 11590370), and 4.23.1(CL 9631420).  ...

Editor freezes when searching for blueprints while another search is active and indexing is in progress

UE - Gameplay - Blueprint Editor - Sep 10, 2020

The editor will freeze if the user starts a search for blueprints while a search is already happening during blueprint indexing. ...

Persistent note on custom event when param is created from connecting array - "No value will be returned by reference"

UE - Gameplay - Blueprint Compiler - Sep 10, 2020

If the user creates an array parameter on a custom event node by connecting a pin to it, a persistent node will appear on the node that cannot be cleared. This only occurs if the param is created b ...

Audio from iOS is muted after having responds from siri.

UE - Platform - Mobile - Sep 10, 2020

User cannot hear sound after siri's respond when playing the app. When user go home screen then back to the app, then the user can hear the sound. This is related to [Link Removed] but this tick ...

Camera Position node does not work with Light Functions

UE - Graphics Features - Sep 9, 2020

When a Light Function material is applied to a light source, and after using a camera position node and plugging that node into the Emissive Color option there is no light being emitted from the lig ...

Android ETC2 Debug Builds Crash on Startup

UE - Platform - Mobile - Sep 9, 2020

Android apps build with the debug configuration on ETC2 will crash on launch. ...

Android Random Startup Crashing

UE - Platform - Mobile - Sep 9, 2020

Licensees are reporting random crashes at startup, with randomly different messages, but it seems that all have a "low-address null pointer dereference".  The licensee believes that the phone someti ...