Unreal Engine Issues
Unreal Engine Issues
~FStaticMesh() can crash with race condition
UE - Graphics Features - Mar 21, 2017UDN user reported frequent crashes in FStaticMesh::~FStaticMesh() on DrawListLinks[i]->Remove(false); Crash went away after adding critical sections to FStaticMesh::LinkDrawList(), FStaticMesh::Unl ...
App on Gear VR crashes when trying to join a listen server as a client
UE - Platform - XR - Dec 10, 2015If the user tries to join a listen server with an app that is running on the Gear VR the App will stop working. ...
Blueprint Projects can't make APK without compiled .so Error when packaging for Android with any Plugin Disabled
UE - Platform - Mobile - Sep 5, 2018Blueprint Projects can't make APK without compiled .so Error when packaging for Android with any Plugin Disabled. Also seeing Gradle errors if SteamVR plugin is disabled. Setting min version to 14 ...
UE-47779 - Crash exiting packaged PlatformerGame while in the Main Menu
UE - Gameplay - Jul 27, 2017This was occurring when I quit via the Quit button in the Main Menu GUI. I also repro'd this using the "Quit" command in the console. I found this on Linux, but this was repro'd on Mac and Windows ...
Unable to interact or collide with geometry collection after Removal on Sleep or Break timer finishes, yet unbroken piece continue to render
UE - Simulation - Core - Dec 18, 2025Context: A static mesh is able to have a geometry collection generated from it using the Fracture editing mode. It can be fractured in many different ways, and when acted upon by a chaos field agent ...
Niagara Component can crash if ticked with a null tick function
UE - Niagara - Mar 12, 2021Niagara components don't null check their tick functions, and can cause a crash as a result. Compare to UParticleSystemComponent::TickComponent which does. It's fairly common in the engine to pass n ...
Sqlite plugin crash on iOS
UE - Platform - Mobile - Aug 26, 2021BuildPatchTool crashes on Mac and Linux when building android or ios with multiple chunks
Portal - Feb 18, 2020"It seems that deallocation of TLazySingleton<FInternationalization> causes unhandled exception. If DISABLE_LAZY_SINGLETON_DESTRUCTION=1 is provided - the build completes successfully" ...
Crash opening Infiltrator packaged on Windows for Linux
UE - Platform - Linux - Jan 18, 2017This occurred on packages that were created on different Windows machines. This crash is not occurring on other platforms during our Samples Pass. ...