Editor crashes when assigning Landscape layer info while Forward Shading is enabled

UE - LD & Modeling - Terrain - Landscape - Nov 7, 2017

Crash occurs when Forward Shading is enabled in Forward Rendering Options User noted that if "Support Stationary Skylight" in Project Settings > Rendering > Shader Permutation Reduction is disabled ...

Crash when enabling Shader Complexity Viewmode

UE - Graphics Features - Oct 11, 2022

Crash When Trying to Find a Blueprint Class with Niagara Particles

UE - Niagara - May 22, 2019

Crash When Trying to Find a Blueprint Class with Niagara Particles Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 6574378, 4.23 CL# 6599617 ...

Crash when writing WPO using SceneDepth

UE - Rendering Architecture - Materials - Feb 25, 2022

MDL imported from Substance Source with Datasmith causes a crash

UE - Editor - Content Pipeline - Import and Export - Mar 8, 2019

MDL downloaded from Substance Source causes a crash. This is reported on UDN by an Enterprise customer: https://udn.unrealengine.com/questions/487598/why-would-ue4-is-always-crashing-when-import ...

Niagara Fluids Grid3D_Gas_Explosion causes a crash

UE - Niagara - May 4, 2022

Placing Grid3D_Gas_Explosion into a level then packaging the level for windows will crash the packaged project. The package will give an error that it crashed while loading and quit.  This does not ...

Level asset "Diff against depot" opens P4 Merge tool

UE - World Creation - Worldbuilding Tools - Mar 1, 2024

You can right click a level asset in the editor's Content Browser and do the action Source Control > Diff against Depot. However, this does not provide a useful diff window. It currently opens the d ...

Crash when opening a new level while opening Editor Utility Widget after opening and closing it multiple times

Tools - Jun 4, 2019

Crash when opening a new level with reopened EditorUtilityWidget after opening and closing it multiple times. The cause of this issue is that UEditorUtilityWidgetBlueprint :: UpdateRespawnListIfNee ...

HLOD Build crashing when building nanite for mesh with 2 material having the same parameters

UE - World Creation - Worldbuilding Tools - HLOD - Dec 2, 2023

From Licensee: Catching the exception with debugger allowed us to find a list of materials on the hlod mesh on which the error occured and we were then able to link it to one of our meshes causing ...

Calling ServerTravel with bShouldSkipGameNotify set to false causes a crash

UE - Gameplay - Feb 22, 2019

Calling ServerTravel with bShouldSkipGameNotify set to false results in a crash. The reproduction case provided is in PIE but this also occurs in a packaged game Regression?: Yes This did not occur ...