iOS package with Metal Desktop Renderer enabled crashes on iPhone

UE - Rendering Architecture - RHI - Oct 11, 2024

iOS package with Metal Desktop Renderer enabled crashes on iPhoneThis issue does not occur if Metal Desktop Renderer is disabled ...

Crash on setting Material in Element 1 of Combined Mesh

Tools - Mar 19, 2015

Crash on clearing or setting the second or third material slot in the Static Mesh Editor on an imported combined FBX Mesh. Also Reproduced in Main Promotable-CL-2484152 (Perforce) NOTE: User is o ...

Crash when launching a packaged project where a code class gets a reference to a Blueprint widget that contains an instance of a Blueprint struct

UE - Gameplay - Blueprint - Aug 3, 2017

A packaged project will crash on launch if a code class uses ConstructorHelpers::FClassFinder to get a reference to a Blueprint Widget that contains a Blueprint struct variable. Disabling EDL in the ...

Walking into some destructibles crashes the editor

UE - Simulation - Physics - Destruction - Aug 20, 2015

Submitted by a licensee on UDN. I verified it and have attached the test level that he provided. In the test map. some boxes fall and break. Walking straight into the boxes causes the editor to cra ...

Packaged ThirdPerson template with "start in vr" enabled packaged and launched with "-nohmd" crashes

UE - Platform - XR - Mar 31, 2021

The callstack is not XR-specific, it's just the engine trying to secure the audio device on startup, windows failing to return one, and the app not being able to continue safely. The crash does not ...

Editor crash when deleting a outline folder with subfolders and using context menu

UE - Editor - Workflow Systems - Oct 3, 2023

A user has reported that when using the Scene Outliner in a large map that has many actors and nested folders in the Outliner, deleting a folder that has subfolders from the Scene Outliner with Dele ...

Hot Reload crash with Scene Component tied to Actor class

UE - Foundation - Core - Feb 19, 2015

After creating a Scene Component code class and an Actor code class, creating a reference to the SceneComponent in the Actor class constructor will cause a crash on hot reload in the editor. ...

Converting a landscape to blueprint crashes editor

UE - Gameplay - Blueprint - Sep 17, 2015

Converting a landscape to a blueprint immediately crashes the editor. Frequency: 2/2 ...

Editor crash when opening Project Settings on Linux

UE - Platform - Linux - Mar 29, 2017

When the Project Settings is opened on Linux, a call is made to run an iOS-related C# program (execute iPhonePackager certificates). This call causes the editor to crash. Unable to find mention of ...

Android build fails with GPU Lightmass plugin enabled

UE - Platform - Mobile - Nov 5, 2020

Packaging for Android fails with the GPU Lightmass plugin enabled. A customer reported this and I was able to successfully repro it, however my callstack was different. I'm attaching my logs and cal ...