Unable to package for Android with bEnableExceptions set to true

UE - Platform - Mobile - Jul 31, 2018

Packaging for Android fails if bEnableExceptions is set to true. The errors are in the log file attached below. Regression?: Yes This did not occur in 4.19.2 ...

BeginPlay not called for Post-Process Anim Instance

OLD - Anim - Oct 29, 2019

Post-Process Anim Instances do not have BeginPlay called. The proposed fix is to addif (PostProcessAnimInstance) { PostProcessAnimInstance->NativeBeginPlay(); PostProcessAnimInstance->Blu ...

Sequencer particle toggle tracks evaluate one extra frame

UE - Anim - Sequencer - Jul 1, 2020

It looks like particle toggle tracks use TimeRangeToNumberRange which gives the incorrect range as a result of CL 10893518 which fixed [Link Removed]. ...

Deterministic cooking issue caused by ParticleModuleTypeDataGPU

UE - Niagara - Jan 18, 2021

This problem is similar to the following case. [Link Removed] [Link Removed] It seems to have been fixed in 4.16, but the licensee reported it in 4.25. ...

OpenXR Thumbstick Up/Down/Left/Right Input Actions do not fire

UE - Platform - XR - Sep 1, 2021

OpenXR Thumbstick Up/Down/Left/Right Input Actions do not seem to fire.  I tested on Quest 2, but it sounds like the problem may be all of OpenXR. ...

Adding Regular Expression information to the project.build.cs no longer works

UE - Foundation - Cpp Tools - UnrealBuildTool - Feb 23, 2022

This worked in previous releases, but changed around 4.27.2 and Early Access. This prevents users from using C# regular expressions. ...

Can't connect Date Time and Time Spawn pins to math nodes

UE - Framework - Blueprint Editor - Feb 2, 2023

we can do a "cheap fix" here by adding the "IgnoreTypePromotion" metadata to the date time functions, but there are some underlying issues with the FindBestMatching func in this case causing it to f ...

Camera set to Projection Mode Orthographic doesn't appear to be rendering Sky Atmosphere

UE - Rendering Architecture - Sep 13, 2023

This is a regression. Tested in //UE5/Release-5.2 CL26001984 It appears Sky Atmosphere isn't rendered by a camera with projection mode set to Orthographic. ...

nDisplay - UMG widgets sync

UE - Virtual Production - nDisplay - Nov 9, 2019

As soon as the widget was visible on the node/display at least once all nodes/displays receive the button press and correctly increase the counter. Therefore it seems like the widgets are only initi ...

Start time of subtitle gets incorrectly modified at runtime

Tools - Apr 14, 2016

The time field of a subtitle is incremented incorrectly at runtime. This is caused by the wrong array being modified by the subtitle manager when queuing subtitles. A fix is provided by the licensee ...