Overridding a function with no return value in a ChildBP produces an event instead of a function

UE - Gameplay - Blueprint - Dec 17, 2015

If you have a BP with a function that has no return value, then override that function in a ChildBP, it becomes an event and cannot be used like a normal function ...

Dialog Subtitles randomly Disappear or Display out of Sync

UE - Audio - Sep 8, 2016

Dialog Subtitles display out of order or disappear when called to the screen. The users reporting the issue believe this could be due to the priority of the Sound Waves conflicting with one another ...

Lighting Scenarios Map Check warning about multiple skylights not supported

UE - Graphics Features - Dec 5, 2016

When using Lighting Scenarios and placing a skylight in the lighting scenario levels when you build lighting there will be a map check warning that "Multiple sky lights are active, only one can be e ...

Can't clear AnimBp reference from an old asset(4.10 or before) with a skeletalMeshComponent

OLD - Anim - Mar 2, 2017

When using an older asset(4.10 or before) with a skeletalMeshComponent in a newer engine version, a reference for the original AnimBP remains after changing the mesh component's Anim Class. ...

Non replicated actor is not destroyed on Client when added to the level

UE - Networking - May 7, 2018

When placing an actor into the level that is not replicated the client will not destroy its copy when destroy actor is called. ...

[Submix][Content Browser] - Deleting an unsaved Submix asset (any type) causes them to reappear when creating a new asset

UE - Audio - Submixes - May 13, 2021

Deleting unsaved Submix assets causes them to reappear the next time you create a new asset. Issue does not occur in 4.26, but does occur in 4.27 and 5.0. ...

[Audio Import] - Cue Points are stripped on import on 24-bit wave files

UE - Audio - Jul 12, 2022

When importing wav files with a higher bit depth than 16, any cue points on the file are stripped.  ...

Game sounds only play during first PIE editor session for Linux project

UE - Platform - Linux - May 11, 2015

Games sounds will play as appropriate during first PIE session but subsequent PIE sessions have no sound until editor is closed / reopened. ...

Actors in sublevels do not replicate to Clients after Seamless ServerTravel

UE - Networking - Dec 9, 2015

Actors in sublevels do not replicate to Clients after Seamless ServerTravel. The user reporting this noted that "[...] UNetDriver::IsLevelInitializedForActor() keeps returning false even when the ac ...

Engine Hangs or Fails to Load upon Restart after Enabling New Planar Reflections in Rendering Settings

UE - Graphics Features - May 5, 2016

After enabling the new 'Support Global Clip Plane for Planar Reflections' option in 4.12, the project hangs at 45% after restarting. As a note, I had another teammate attempt to enable this option ...