Using Start Players as Spectators checkbox does not affect Player0

UE - Gameplay - May 20, 2015

When setting up a custom game mode blueprint, if the "Start Players as Spectators" checkbox is checked the first player loaded in PIE will not be in spectator mode. ...

Sound Mix Modifiers do not properly affect Sound Class

UE - Audio - Mar 30, 2015

Sound mixers do not properly override variables within a sound class. This prevents users from being able to modify variables such as volume or pitch quickly and efficiently by using the push/pop st ...

InstancedStaticMeshes disappear in Shipping builds on mobile when affected by dynamic point lights

UE - Platform - Mobile - Aug 22, 2019

This ticket is to add the safe workaround for 4.23.1, with a more optimal fix coming in 4.24. ...

Setting world scale appears to affect the distance between eyes in VR

UE - Platform - XR - Nov 21, 2016

The "Set world to meters scale" node appears to affect the distance between eyes in VR. The eye gap distance appears to grow larger as well making everything appear out of focus ...

Play rate affects all blendspace samples using the same Anim Sequence

OLD - Anim - Jun 27, 2017

Play rate affects all blendspace samples using the same Anim Sequence Occurs on? 4.15 - 3450819 - YES 4.16 - 3466753 - YES 4.17 - 3502710 - YES ...

Post Process Volume Priority Doesn't Affect Post Process Materials

UE - Graphics Features - Sep 17, 2018

Post process volume priority doesn't affect post process materials. Found in 4.19 CL# 4033788, 4.20 CL# 4302132, and 4.21 CL# 4369303 ...

Custom Primitive Data on BP instance not taking affect while in editor

UE - Rendering - Architecture - Apr 5, 2023

Original Repo is from 4.27, however, it still happens in 5.2. This is happening because the Instance Data system does not update the field UPrimitiveComponent::CustomPrimitiveDataInternal from the d ...

Sound Track in Matinee Ignoring Track Location and Playing Audio at Beginning of Sound Wave/Cue

Tools - Sep 22, 2015

When scrubbing the Matinee handle with a Sound Track added, no matter the location of the handle, the sound wave associated will play from the beginning of the audio file. Tested in 4.8.3 - 2634408 ...

When using Lighting Scenario, loading order will affect how it's applied to the instances

UE - World Creation - Worldbuilding Tools - Foliage - Mar 7, 2019

When using Lighting Scenario, loading order will affect how it's applied to the instances, resulting in corruption if content is loaded after the lighting scenario ...

VR preview does not work when the project was converted from 4.7 to 4.8

UE - Platform - XR - Jun 15, 2015

If the user upgrade a project form 4.7 to 4.8 the VR preview will only show up as a regular stand alone window. ...