Access Violation crash deleting a Widget Blueprint with an unsaved Animation track - FSequencer::Tick()

UE - Anim - Sequencer - Jun 19, 2017

Encountered an Access Violation crash while deleting an Widget Blueprint with an unsaved Animation Track. The callstack references FSequencer::Tick(). I was not able to reproduce this issue in UE4/ ...

[CrashReport] UE4Editor_LevelEditor!SLevelViewport::BindShowCommands() [slevelviewport.cpp:1429]

Tools - Nov 10, 2017

This is a longstanding but infrequent crash that has occurred since at least 4.16.1. Users have not provided any descriptions of their actions when the crash occurred. The callstack closely matche ...

Android Projects packaged for arm64 crash on device.

UE - Platform - Mobile - Aug 9, 2016

This issue was discovered while smoke testing Release 4.13 for Preview 2. ...

Vulkan crashes on Adreno Galaxy S7

UE - Platform - Mobile - Jan 19, 2017

Crash changing variable type from Object Reference to Actor Soft Object Reference

UE - Gameplay - Blueprint - Oct 3, 2017

REGRESSION: No, this occurs as far back as 4.16. Crash occurs when the user changes a variable type from Object Reference to Actor Soft Object Reference. ...

Launching any QAGame map on Linux with an NVIDIA Card crashes at launch

UE - Graphics Features - Mar 11, 2022

Workaround:  "Start with "-windowed" in your command line until the issue is resolve" Engine does not crash. However, a crash appears when the game is launched in the output log. Issue is occurring ...

Crash upon opening a level that is parented to a Custom Level Script

UE - Gameplay - Blueprint - Jul 30, 2015

The attached project will crash whenever attempting to load the default map which is parented to a custom level script made by the user. Note: This issue doesn't occur for all maps in the project. ...

game terminated on android device when connect or disconnect usb dongle

UE - Platform - Mobile - Jun 1, 2021

The game crashed when the USB Dongle is connected or disconnected. Games that made by other engines are work fine. Refer to the attached video for the reproduce. ...

PhysX crash when SetMaterial is called

UE - Simulation - Physics - Mar 14, 2016

When provided sample project is run in PIE, crash occurs after call to SetMaterial() is made in code. Downloadable Project: [Link Removed] CrashReporter: [Link Removed] ...