Crash in landscape editor with early Z pass

UE - LD & Modeling - Terrain - Landscape - Sep 12, 2016

The landscape editor crashes on the "paint" tab if "Early Z pass" and "Movables in early Z" are enabled in the project settings and the landscape material is either masked or uses pixel depth offset ...

Editor crashes sporadically in OSX 10.12

UE - Platform - Apple - Oct 27, 2016

The editor is crashing sporadically in OSX 10.12. I have just started hitting this crash ~ 3-4 times a day usually when opening a new tab of some sort in the Mac editor Looking at the various repo ...

Opening widget blueprint causes editor to crash

UE - Editor - UI Systems - Oct 17, 2014

Branch Build Label UE4-Main Promoted-CL- 2323471 DESCRIPTION: User crashes when opening a Widget blueprint.  Unable to reproduce internally. *EDIT* Repro provided by User ...

[CrashReport] Mac crash - FCocoaRunLoopSource::Process

UE - Platform - Apple - Sep 14, 2017

This is a somewhat common Mac crash that has occurred since at least 4.14 and into 4.17. Users have not provided any descriptions of their actions when the crash occurred. The callstack contains l ...

[CrashReport] Mac crash - FMetalRenderPass::AsyncCopyFromBufferToTexture()

UE - Graphics Features - Sep 14, 2017

This is an infrequent Mac crash that has occurred for a few users since 4.16. Users have not provided any description of their action when the crash occurred. Callstack from Log[2017.08.26-18.54.51 ...

Crash saving a destructible mesh after creating it from static mesh

UE - Simulation - Physics - Destruction - Sep 29, 2016

Crash occurs when saving a destructible mesh after creating it from a static mesh. ...

Engine Crash when Running a Screenshot Functional Test

UE - Automation Test - Apr 12, 2023

Running a Screenshot Functional test, is causing an engine crash. By attaching a debugger to it, AScreenshotFunctionalTestBase::PrepareForScreenshot() is reached and GEngine->GameViewport is null, ...

Selecting Reimport on a virtual texture results in crash

UE - Graphics Features - Nov 14, 2019

Reimporting a virtual texture results in a crash. Tested in: 4.24P2 CL#10091930 ,  4.25 CL#10183780 ...

Crash when adding SK_Mannequin to a Level Sequence in QAGame

OLD - Anim - Feb 20, 2017

This crash only occurs when the asset is dragged and dropped into the level. Workaround Add the asset to the level, then to the sequence. NOTE This does not occur in //UE4/Main ...

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.  ...