Alembic import causing a crash

UE - Gameplay - Sep 2, 2016

Importing this test asset will cause the editor to crash when using any of the Alembic Import options. I did notice that the source test asset does have 6750 frames but when going through the impo ...

Packaging with Code Editor plugin crashes and then fails to build

UE - Foundation - Cpp Tools - Plugin System - Jun 18, 2015

Packaging with the [experimental] Code Editor plugin enabled causes a crash during the packaging process in 4.8 source. The crash does not kill the editor, project can recover by choosing for Window ...

Linux crash on Import

UE - Platform - Linux - Jun 2, 2016

Attempting to import content into a project causes the editor to crash on Linux ...

Crash when spawning actor with no viewport initialized

UE - Editor - Workflow Systems - Nov 22, 2023

If an attempt to spawn an actor is made before the Level Editor Viewport is fully initialized (i.e. before it has had a chance to get rendered at least once), and that actor has no specific Factory ...

Attached Project Crashes When Attempting to Open Struct

UE - Gameplay - Blueprint - Apr 4, 2016

The attached project crashes whenever one of the structs is being opened. This does not occur in 4.10.4, this is a regression. Found in 4.11 Binary, reproduced in Main CL 2930737. User informati ...

Importing FBX from blender causes crash

UE - Editor - Content Pipeline - Import and Export - Mar 8, 2015

Importing FBX model with Shape Keys crashes editor. This crashes in the SDK so we dont have control over it. Given that this is one of the first things we do on import it is unlikely we are corrup ...

Media Player Crashes Engine When Attempting To Preview Video In Editor

Media Framework - Nov 18, 2016

When attempting to play an mp4 video in the medial player the engine will crash. I've tested another video that didn't cause a crash. It is also in the movies folder in the project file attached. ...

Running a VR template packaged game with -nohmd results in an AudioDevice crash

UE - Platform - XR - Mar 18, 2021

Running a VR template project with -nohmd causes the packaged game to crash on launch. Running with just -vr doesn't result in a crash. Tested in //UE4/Release-4.25 @ CL 14469661 and did not encoun ...

Enabling Override Instance Data to a LevelSequencerActor that has a Shot Track can lead to crashing the engine

UE - Anim - Sequencer - Mar 17, 2025

Enabling Override Instance Data to a LevelSequencerActor that has a Shot Track can lead to an Actor being translated really far, or even a crash in the engine. The licensee has encountered a particu ...

Attempting to connect to Perforce source control causes a crash

Tools - Oct 16, 2015

Selecting Perforce from the list of source control options will cause the editor to crash. Crash Reporter [Link Removed] May also be the same as: [Link Removed] REGRESSION? Yes. Issue did not occ ...