Editing static functions in Blueprint Function Libraries with hotreload can cause saving issues with blueprints calling them

UE - Gameplay - Blueprint - Sep 26, 2016

When editing a Static function from a Blueprint Function Library, any blueprints that have already had it added are unable to be saved. This can be worked around by removing the node and adding it a ...

Override Attenuation Can't be Unchecked When Audio Component Added to Blueprint and Blueprint Attached to Actor

UE - Audio - Dec 20, 2017

Checking Override Attenuation in Details <  Audio Component < Attenuation disables settings that further adjust the Attenuation. Such as: Attenuation Air Absorption, Attenuation Listener Focus, Atte ...

Steam VR overlay not available when launching packaged game on Oculus Rift through SteamVR without disabling Oculus plugins

UE - Platform - XR - Sep 26, 2017

Steam VR overlay not available when launching packaged game on Oculus Rift through SteamVR with -hmd=steamvr. Disabling Oculus plugins (except for input) allows it to be summoned normally. Same th ...

“Receives Decals” is not respected on Procedural Mesh Component

UE - Graphics Features - Oct 14, 2022

(Enduring Games) I investigated it and found that the following primitive data flag test in BasePassPixelShader.usf fails: (GetPrimitiveData(MaterialParameters).Flags & PRIMITIVE_SCENE_DATA_FLAG_DE ...

[Soundfield Submix] - Editor crashes when PIE using a Soundfield Submix

UE - Audio - Submixes - Nov 16, 2022

Editor crashes when using a Soundfield Submix with any encoding setting (Unreal, Oculus, Resonance). Assertion failed: IsSoundfieldSubmix() && SoundfieldStreams.Settings.IsValid() [File:D:\build\++U ...

Cannot paint landscape layers onto tiled landscapes

UE - LD & Modeling - Terrain - Landscape - Jun 30, 2015

paint layers do not take effect on all tiled layers that have a material incorporated if a user attempts to paint on them from the persistent level. ...

SetStaticMesh does not replicate

UE - Networking - Jun 2, 2015

Using OnRep_StaticMesh() in code or using the Set Static Mesh node does not replicate across server/client in game. ...

Incorrect number of vertices displayed by ProfileGPU command in Cascade particles

UE - Niagara - Dec 9, 2021

This issue was reported by the licensee, but it's possible that the number of vertices in the particles is higher than it really is. ...

Spring Arm Component attached to a Vehicle in a multiplayer environment will cause the Vehicle to jerk forward and backwards

UE - Networking - Aug 11, 2016

Spring Arm Component causes vehicle to jerk forward and backwards in a multiplayer environment. ...

Control Rig parameters don't function in the AnimBP after the Editor restarts

UE - Anim - Rigging - Control Rig - Jun 14, 2020

Control Rig parameters don't function after editor restarts. Also the default values don't function and you need to use an input instead of directly editing the values of the pins. You can work aro ...