World Delta seconds appears to Cause a miss calculation (regression 4.12.3 -> 4.12.4)

UE - Gameplay - Jul 1, 2016

If the user uses world delta seconds in a calculation there appears to be some incorrect values. Note there is also a users project attached if you would like to look at that example. ...

Framerate drops when using SceneCaptureComponents with a RenderTarget in VR

UE - Platform - XR - May 14, 2018

Using SceneCapture in packaged VR projects causes poor performance. Also observed with SceneCaptureCube Does not occur in 4.18 ...

VS2015 Update 3 prevents the editor from compiling code

UE - Foundation - Cpp Tools - UnrealBuildTool - Jun 28, 2016

Updating Visual Studio 2015 to Update 3 prevents code projects from compiling / creating new code projects ...

Sounds not Playing for 2nd Player Client when running in Local Multiplayer Splitscreen Mode

UE - Audio - Apr 12, 2016

When playing in editor with splitscreen multiplayer enabled, player 2 is unable to hear sounds within his client window. This is tied to splitscreen and does not behave this way when two unique edi ...

The Difference node no longer updates after the first call

UE - Gameplay - Blueprint - Mar 16, 2017

The Difference node no longer updates after the first call. It appears to save the values passed into it on it's first call Note Possible workaround: If a clear node is used on the difference node ...

Notifies near start of animation do not trigger when played through slots

OLD - Anim - Apr 6, 2016

Notifies near the start of an animation do not trigger when played through slots with either the PlaySlotAnimationAsDynamicMontage or with a Montage. There could be other instances of this, but the ...

All clients return "Client -2:" when using a print string in UMG

UE - Gameplay - Jul 5, 2016

All clients return "Client -2:" when using a print string in UMG ...

Input does not respect pause when playing in VR

UE - Platform - XR - Mar 8, 2016

Input does not appear to respect pause when playing in VR ...

Pressing enter does not appear to activate OnClicked events in UMG When a button is focused

UE - Editor - UI Systems - Nov 17, 2016

Pressing enter does not appear to activate OnClicked events in UMG When a button is focused Note: This appears to be a regression. This was working in 4.13.2 ...

MoviePipeline: Cannot add per-shot {file_format} name overrides

UE - Anim - Sequencer - MRQ - Feb 3, 2022

void UMoviePipelineBlueprintLibrary::ResolveFilenameFormatArguments(const FString& InFormatString, const FMoviePipelineFilenameResolveParams& InParams, FString& OutFinalPath, FMoviePipelineFormatArg ...