When Client Side Navigation is enabled, it is only initialized Server Side

UE - AI - Jun 13, 2018

'Allow Client Side Navigation' no longer appears to register Client-side navigation in 4.20. In 4.19 the logic that was setup to check for it returns both Client and Sever Side navigation systems as ...

Android + Bluetooth Mouse: Hover events and Get Mouse Position on Viewport not working

UE - Platform - Mobile - Jul 11, 2018

No hover events firing when using a bluetooth mouse on android. Tested with 4.20p5 CL# 4173645 4.21 CL# 4179794 ...

Blutility context menu popup shows all pins inside function

OLD - Anim - Jul 23, 2018

ActorAction Blutilites are showing all pins inside a function. This does not happen with editor callable custom events. Also occurring in Main/4.21 CL #4221482 ...

Crash upon attempting to load into session via Join Session in Blueprints on iOS

UE - Networking - Aug 8, 2018

Joining a session on iOS using the Join Session node in Blueprints causes a crash on iOS. This is similar to [Link Removed] but was requested to be entered separately. This has not been reproduced ...

Vehicle Game - Input Interference when Controller Plugged in

UE - Gameplay - Input - Nov 2, 2018

GenericUSBController Axis values interfering with input when Xbox Controller is active. (Generic Inputs were added for Switch Support) ...

Delay Before Shot Warm Up introduces hitches

UE - Anim - Sequencer - Mar 29, 2019

setting a Delay Before Shot Warm Up can introduce hitches when rendering out a series of frames. ...

Crash when creating an animation

UE - Editor - UI Systems - Jun 7, 2019

The editor crashes when trying to add an animation key frame for the row fill setting for a grid panel ...

Niagara Ribbon Facing Mode Custom Side Vector does not work correctly

UE - Niagara - Feb 28, 2020

The Custom Side Vector facing mode is no different than the Custom facing mode on Niagara ribbons. The linked UDN has more information on a potential cause, as well as a proposed fix. It looks like ...

Multicast RPC from PlayerController with RepGraph results in an invalid swap message

UE - Networking - Mar 4, 2021

Since a player controller only exists on the server and on the owning client, calling a multicast from one isn't really a supported operation. However, this case is still handled cleanly when RepGra ...

"Base Pass Shader" stat results are missing or display incorrect information while using Vulkan

UE - Rendering Architecture - Shaders - Nov 15, 2021

Base Pass Shader results are not showing, or showing up incorrectly when looking at the Stats results within the material editor of an Unreal Editor using Vulkan. Regression Tested: //UE4/Release-4 ...