Crash clicking the question mark to show Viewport controls

UE - Platform - Linux - Feb 6, 2017

Was not able to reproduce on Windows. I checked the Linux log (Project, UE4) and did not notice anything meaningful there. I used GDB to get a backtrace from the core dump file. Attaching that and ...

[CrashReport] Mac Metal crash - FSceneRenderer::RenderDistortion()

UE - Graphics Features - Aug 29, 2017

This is a somewhat common Mac crash occurring since 4.15 and into 4.17.1. Users have not provided any descriptions of their actions when the crash occurred. This specific callstack was previously ...

Crash when converting non-WP maps containing landscape with OnlyMergeSubLevels enabled

UE - World Creation - Worldbuilding Tools - World Partition - Jul 21, 2023

When trying to convert a non-WP map with OnlyMergeSubLevels enabled crash after a while ...

Audio Capture Component Crashes When Unplugging Mic/Headset

UE - Audio - Jun 9, 2021

Audio Capture Component does not appear to be handling external device swaps appropriately, and has a delayed crash that will occur if an in-use mic is unplugged. At a glance, it appears to involve ...

Crash caused by Buffer Overread in TBitArray operator < function

UE - Foundation - Core - Aug 29, 2018

A licensee has reported a crash that is caused by a Buffer Overread in TBitArray's operator < function. While the licensee did not provide reproduction steps, the crash is apparent from looking at t ...

Crash when changing the variable type of a variable used in a blutility function

UE - Gameplay - Blueprint - Feb 22, 2019

When changing the variable type of a variable that is used in a function for a blutility a crash can occur ...

Effects.umap causes Standalone and Mobile Preview PIE to Crash

UE - Graphics Features - Sep 10, 2015

When opening Effects.umap from Content Examples in Standalone Preview or Mobile Preview, it'll crash. ...

LiDAR plugin crashing with VR Instanced Stereo enabled

UE - Platform - XR - Jan 26, 2023

When enabling LiDAR plugin with VR Instanced Stereo enabled it causes a crash. Alternate repro: From Any project Enable Instanced Stereo in project settings Enable LiDAR Point Cloud Support Restar ...

IOS crash disabling idle timer when closing the app

UE - Platform - Mobile - Apr 29, 2020

Licensee report of crash during shutdown due to setting [UIApplication sharedApplication].idleTimerDisabledbeing from the Game thread. Grouped together with others items in [Link Removed] ...

Pasting an element into a Widget Blueprint hierarchy causes a crash

UE - Editor - UI Systems - Sep 23, 2021

Pasting an element into a Widget Blueprint after removing the canvas panel will result in a crash.  This has been tested with the border and button elements. This issue is occurring in //UE5/Releas ...