Attempting to export sequencer camera causes editor to crash on Linux

UE - Platform - Linux - Oct 26, 2016

Trying to export a sequence camera on Linux causes the editor to crash. This does not occur on Windows. EDIT: Crash seems to occur when focus leaves the FileName field. ...

Changing the channel name inside of the channel mask parameter node results in crash

UE - Rendering - Architecture - Materials - Mar 4, 2020

Changing the name of a channel inside of the channel mask parameter node results in a crash. ...

Geometry Collections built with "Use Root Proxies" rendering/transform positions ignore the original root node rotation and can lead to unexpected behaviors

UE - Simulation - Visual - Nov 17, 2025

Geometry Collections (GC) built with "Use Root Proxies" rendering/transform positions ignore the original root node rotation and can lead to unexpected behaviors. If the root node of the GC was rot ...

Crash when using Get Start/End Frame (Seconds) node with MovieSceneSection have no opened bound

UE - Anim - Sequencer - Aug 14, 2019

If use Get Start/End Frame (Seconds) with GetStartFrame has a section isBounded is False, eg 3DTransformSection, editor will be crashed. Specifically, a following code occur crash. inline FFrame ...

Point Cloud support for AR plugin crash

UE - Platform - XR - Nov 21, 2019

Enabling Point Cloud support for AR plugin causes engine crash. Also crashes with LIDAR plugin enabled. Confirmed in MAIN 4.25 @ CL 10333042 ...

Launch crashes on Android if device has Wifi disconnected

UE - Platform - Mobile - Mar 10, 2016

Launch On crashes on a Android devices if networking is disabled. This used to work and should not crash. ...

Performing a hot reload on a project that contains an FStringAssetReference will crash the Editor.

UE - Foundation - Core - Mar 10, 2015

Performing a hot reload on a project that contains an FStringAssetReference inside a struct results in a crash. This was reported to work fine in 4.6.1, but I was unable to verify that is the case. ...

Copy-pasting an actor property that is a set of strings adds extra quotes and escapes

UE - Editor - Workflow Systems - Aug 24, 2025

Copy-pasting an actor property that is a set of strings adds extra quotes and escapes. The licensee has reported: The problem doesn't happen for example for properties of types set of integers, nor ...

Action RPG- ARPG CharacterBase::GetHealth() Null Crash

Docs - Samples - May 16, 2019

In Action RPG Sample, NPC Blueprints "NPC_Goblin_Level_01,02.03"  cannot be Duplicated.   Crash results lead to ARPGCharacterBase.Cpp Get Health function. float ARPGCharacterBase::GetHealth() const ...

Pasting a folder on the Outliner while LightMixer and ViewChanges windows are open/docked crashes the Editor

UE - Virtual Production - Tools - Jun 12, 2025

When both LightMixer and ViewChanges windows are open, pasting a folder into the Outliner crashes the editor. For more detailed steps, refer to the Steps To Reproduce section. This happens whenever ...