Unreal Engine Issues
Unreal Engine Issues
Nested PackedLevel in Duplicated LevelInstance check failure
UE - World Creation - Worldbuilding Tools - Level Instances - Oct 13, 2022Crash: Corrupt asset/map data is no longer correctly detected and handled
UE - Foundation - Core - Oct 27, 2016Corrupted data was previously handled gracefully without crashing, but in 4x14 the same data crashes the editor. ...
LevelSequence Editor consumes input, even if the user last focused the Level Viewport
UE - Anim - Sequencer - Nov 27, 2024LevelSequenceEditor has input priority over the Level viewport and other editor modules even though the Level viewport has been the last one selected. An example would be a cut operation. If you ha ...
Editor crashes on user project when attempting to spawn an actor from a struct within user's project.
UE - Networking - Sep 23, 2015Editor crashes when attempting to spawn an actor from a struct within user's project. Frequency: 5/5 crashreporter: [Link Removed] ...
Crash opening TM-DistanceFields in editor on Mac
UE - Graphics Features - Jul 5, 2017QAGame is crashing when opening the TM-DistanceFields map in editor on Mac Crashreporter is not showing up for this crash so no link to CR website is available. Does not occur on Windows. ...
Selecting a bone inside of the Persona's Skeleton tab while running DX12 causes a crash
UE - Graphics Features - Dec 9, 2015When running in Dx12 on Windows 10, the editor will crash if you click on a bone that you wish to edit in the Skeleton tab of Persona ...
Engine Crash when Running a Screenshot Functional Test
UE - Automation Test - Apr 12, 2023Running a Screenshot Functional test, is causing an engine crash. By attaching a debugger to it, AScreenshotFunctionalTestBase::PrepareForScreenshot() is reached and GEngine->GameViewport is null, ...
Sequencer's View Options>Expand/Collapse Nodes and Descendants (Shift+V) does not Collapse after being Expanded (UE5.6)
UE - Anim - Sequencer - Jun 25, 2025Sequencer's View Options>Expand/Collapse Nodes and Descendants (Shift+V) does not Collapse after being Expanded (UE5.6). As described in the Steps to Reproduce section, the command expands the prope ...
Crash opening Infiltrator packaged on Windows for Linux
UE - Platform - Linux - Jan 18, 2017This occurred on packages that were created on different Windows machines. This crash is not occurring on other platforms during our Samples Pass. ...
Editor Crash When DFAO Viewport Has Zero Area
UE - Graphics Features - Apr 19, 2018I've reproduced this crash in 4.16, 4.17, 4.18, 4.19, and Main. Per licensee: The editor crashes if distance field ambient occlusion is enabled and a viewport is resized to have zero height. Th ...