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 ...

[CrashReport] Access violation in UE4Editor_Engine!TOctree<TVolumeLightingSample<3>

UE - Graphics Features - Jun 14, 2017

This is a common crash in the 4.16 release. The callstack for the issue is essentially the same as [Link Removed], however that issue had confirmed repro steps and was verified fixed for 4.16.0. A ...

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 ...

Example 1.3: Constraint Profiles animation not working in ContentExamples

UE - Content - Content Example - Mar 25, 2022

This bug does not occur in //UE5/Release-5.0-EarlyAccess or in Release-4.27 making it a regression.  This also occurs in //UE5/Main  ...

Control Rig function nodes cannot have their color changed in 5.3

UE - Anim - Rigging - Control Rig - Oct 5, 2023

Camera Switcher Import option not functioning properly

UE - Anim - Sequencer - Oct 22, 2019

In UE 4.20 we got a feature that let you import a FBX file that contains cameras with a camereaswitcher to create a "camera cut track" within sequencer. From the release notes of 4.20: https://docs ...

VR preview Crashes for the Oculus Rift on 4.8 preview 3

UE - Platform - XR - May 20, 2015

If the User starts up the VR preview mode with an Oculus rift plugged in the editor will crash. ...

Layers render transparent in Material_Advanced 1.3 display in ContentExamples on HD4600

UE - Graphics Features - Nov 1, 2016

Only seen on an Intel HD4600 GPU This is a regression from 4.13 Did not occur on an Intel HD530 GPU ...

Modified a mesh used as complex collision mesh does not affect the collision in the editor

UE - Editor - Feb 17, 2020

When a user changes any properties (for calling PostEditChangeProperty ) in parent static mesh or restarting the editor, the modified mesh is applied correctly. how to reproduce: [Link Removed] ...