Crash importing abc file as Geometry Cache over another used in level with World Normal view mode on

UE - Gameplay - Aug 8, 2016

Crash occurs when the user attempts to import an .abc file as a Geometry Cache over itself, while the asset is in the level and Buffer Visualization is on in the viewport. ...

Hierarchical Instance Static Mesh's array does not reorder itself correctly

UE - Graphics Features - Jan 16, 2017

When an instance is removed from a Hierarchical Instanced Static Mesh's array, if there are indices that are further along in the array that fill that index, the last index in the array is used to d ...

Upgrading from 4.22 to 4.23 can break emitter inheritance

UE - Niagara - Sep 20, 2019

Copied emitters will have their inheritance broken when migrating from 4.22 to 4.23.  ...

Collab Viewer Template menu does not function properly in VR Preview

UE - Platform - XR - Dec 9, 2022

Regression: Tested this issue in Release-5.0, this issue did not occur so regression is yes There are chances that the menu will disappear as if functioning properly, but it locks out all control f ...

Sequence repeatedly dirties when it contains a spawnable actor

UE - Anim - Sequencer - Jul 25, 2017

Level sequence becomes dirtied when opening other level sequences if the level sequence contains a track with a spawnable actor ...

Editor Utility Widgets cannot write to the Undo Buffer

Tools - Apr 4, 2019

When using an Editor Utility it appears that the user cannot write to the Undo Buffer. ...

Editable Text Box crashes game on iOS

UE - Platform - Mobile - Jan 12, 2015

Clicking on an Editable text box on a mobile device will causing the project to crash on the device. Tested on an iPad Air 2 (8.1) The crash does not occur on Android. Log files are from xcode ...

Project Launcher spams console with "LogStats:Warning: MetaData mismatch..."

UE - Foundation - Core - Jul 27, 2016

It doesn't appear to matter what project or template you're launching with, or what settings you use in the ProjectLauncher. There are two threads it seems to complain about as reflected in this s ...

Crash when changing levels to a another with world partitions.

UE - World Creation - Worldbuilding Tools - World Partition - Nov 17, 2021

Crash when opening a level through blueprint to go into level with world partitions enabled.  This a not a regression due to being a new feature.  ...