ProRes 4444 files cannot be played on MediaPlayer when RHI is DirectX 12

Media Framework - Feb 10, 2020

This file can be used if you have enabled the Apple Pro Res Media plug-in. This can be played when RHI is set to DirectX 11, but not when changed to 12. The file being played is a ProRes 4444 vide ...

Text type parameters show the same value after reload in duplicated actor

UE - Gameplay - Blueprint - Jan 4, 2021

Issue occurs in both events and functions. Seems like it's only affecting Text, didn't notice this issue for other variable types. The original actor is working as expected. Only the duplicated one ...

JobObject appears to break /ZI pdb compiles

UE - Foundation - Cpp Tools - UnrealBuildTool - Mar 9, 2023

It seems that the [Link Removed] UBT creates to ensure any child processes are terminated on close is somehow affecting the mspdbsrv process that cl is spawning and terminating it when cl is finishe ...

Crash when interacting with an Actor containing an Instanced Static Mesh that is in a Locked level

UE - Editor - Workflow Systems - Mar 30, 2023

This is not a regression. Tested in //UE5/Release-5.1 CL23901901 Editor crashes with an assertion after interaction with an Instance Static Mesh component that is in a locked level. This doesn't af ...

TMap<Bool is disallowed despite bool having a hash

UE - Gameplay - Blueprint - Nov 22, 2022

Reproduced 3/3 times. User is unable to create a new TMap with bool key through Blueprints (which is the expected result).  Issue is technically a Regression, as the ensure does not occur in //UE5/ ...

Editor crashes while sculpting landscape heavily covered in foliage

UE - LD & Modeling - Terrain - Landscape - Mar 30, 2016

Sculpting a landscape densely covered in foliage crashes editor after freezing. Frequency: 2/2 crashreporter: N/A Additional CrashReporter - [Link Removed] ...

When Building Light for a SubLevel of a project, BSPs will be built into the level regardless if hidden or not

UE - LD & Modeling - Modeling Tools - BSP - Feb 23, 2016

BSPs will be built with light/shadow extrapolated even if they are placed in a hidden sub_level of the project at the time of building. Also Tested in 4.10.4, 4.11 Preview 6 and Dev-Editor-CL-28772 ...

Components derived from scene component reset vector location upon closing and re-opening editor

UE - Gameplay - Blueprint - Jun 7, 2016

Components derived from scene component reset vector location upon closing and re-opening editor. This does not happen to scene components or other child components within a blueprint. Regression ...

Draw HUD shows in the wrong location on Android

UE - Platform - XR - Aug 3, 2016

Event Receive Draw HUD renders in the wrong location when using GearVR. In the PIE the location is correct, but not when rendered on the device. See images for better context. This is a regressio ...

Compile errors in AnimBP when using latent functions

OLD - Anim - Jun 20, 2016

Compile errors in AnimBP when using latent functions. Does not occur in Blueprints, only AnimBPs. Error Default value 'execute' for Value is invalid: ''execute' is not a valid enumerant of '<EMo ...