Lighting Scenarios Map Check warning about multiple skylights not supported

UE - Graphics Features - Dec 5, 2016

When using Lighting Scenarios and placing a skylight in the lighting scenario levels when you build lighting there will be a map check warning that "Multiple sky lights are active, only one can be e ...

Default values resetting for level instances of custom component pointers

UE - Gameplay - Components - Feb 3, 2017

When a code component contains a pointer to an actor, adding the component to a blueprint and setting the pointer to point to an instance of the same blueprint will cause the pointer to reset to "No ...

Data Table export/import doesn't support map/set properties

Tools - Feb 27, 2017

DataTableUtils::IsSupportedTableProperty needs updating to include those types, and we should probably also make sure they export in a nice way in the JSON exporter/importer (the CSV one can just us ...

Crash On Hot Reload with Custom World Settings and HISM Class

UE - Gameplay - Blueprint - Sep 8, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: IsValid() [Link ...

Custom Keyboard Shortcuts for Landscape Visualizers only work in Landscape Mode

UE - LD & Modeling - Terrain - Landscape - Jun 1, 2017

Keyboard shortcuts for landscape visualizers only work while in Landscape Mode, however the visualizers in the viewport dropdowns work in any mode. I believe there needs to be consistency here with ...

Editor crash when adding element to Instance array of custom InstanceStaticMeshComponent

UE - Gameplay - Blueprint - Sep 14, 2017

Adding an instance static mesh component to a class causes the editor to crash when an instance is added to a blueprint of the class. Regression: Yes - this behavior does not occur on 4.16.3 (CL 35 ...

[Feature Request] Scaling Curves ( Weighted Tangents ) Support for Sequencer

UE - Anim - Sequencer - Apr 3, 2018

Some licensees requested the feature. ...

Startup movies do not support 1080p video, and fails silently in the process

Tools - Oct 11, 2018

1080p videos do not play as startup movies, and there is no indication as why given by the editor. 1080p videos will work with media framework. There is no documentation either, so there is no indic ...

iOS 14.5 - Code Signing Version No Longer Supported

UE - Platform - Mobile - May 3, 2021

Using the remote build process (making an iOS build from Windows with a remote Mac) no longer functions properly on iOS 14.5 devices. It's possible to create an ipa, but it's not actually possible ...

"Windows Principal functionality is not supported on this platform" when packaging for iOS on Mac

UE - Platform - Mobile - Jun 7, 2022

Thread here: https://github.com/dotnet/standard/issues/1279 ...