Adding a Structure BP parameter with a Enum BP as a member to a Niagara Module Script crashes the engine

UE - Niagara - Apr 6, 2022

Adding a parameter of type structure bp which references an enum as a value to a module script crashes the engine. This issue is also occurring in 4.27. ...

Editor crash when ticking then unticking "Toggle Visualization" in a Google Resonance Spatialization Settings window

UE - Audio - Oct 23, 2020

This is a user reported crash, I was able to re-create in 4.25.4. I'm also assuming this happens in 4.26, however there is a current blocker that stops me from opening this project in 4.26. Linked ...

Cross building UE4Editor from Windows to Linux has incorrect runtime dependencies on DSO's

UE - Platform - Linux - Jan 23, 2019

Editor that was cross-built on Windows reportedly cannot start (using a Windows Subsystem for Linux or a VM). ...

[CrashReport] Deleting pins on Switch on Gameplay Tag Container node can cause a crash

UE - Gameplay - Blueprint Editor - Mar 15, 2017

When adding/removing pins on a Switch on Gameplay Tag Container node, it can cause a crash. There are multiple ways to get this to happen when deleting pins, the order given in the reproduction step ...

Crash when confirming a directory to import a USD file to via the USD Stage window

UE - Editor - Content Pipeline - Import and Export - Nov 21, 2019

Crash when confirming a directory to import a USD file to via the USD Stage window The repro does not seem to be 100% consistent and it can take a few attempts to hit the crash. The USD Stage wind ...

Fix up IOS errors calling UI API from non-UI threads

UE - Platform - Apple - Jul 27, 2020

Crash when duplicating multiple components at once

UE - Gameplay - Blueprint - Apr 4, 2019

When duplicating multiple components at once it appears to crash the editor. Regression: Yes, this appears to be working in the previous version of the engine (4.21.2-4753647) ...

[CrashReport] UE4Editor-UnrealEd!UnFbx::FFbxImporter::BuildStaticMeshFromGeometry

UE - Editor - Content Pipeline - Import and Export - Nov 15, 2019

Generated from CrashReporter ...

Attached Project Crashes When Setting RVO Avoidance

UE - Gameplay - Blueprint - May 6, 2016

The attached project will crash when attempted to toggle the Use RVO Avoidance option of the Character Movement component. This only occurs after toggling the same option in two other blueprints pri ...

Crash on bake pose when skeleton contains a virtual bone

OLD - Anim - Jan 22, 2018

When a skeleton contains a virtual bone, performing Bake Pose can crash the editor. ...