Unreal Engine Issues
Unreal Engine Issues
[CrashReport] Crash on Linux - FShaderCompilingManager::LaunchWorker()
UE - Graphics Features - Jul 14, 2017This is a common crash affecting users on Linux. No additional information is available. ...
[CrashReport] Crash after enabling the 'Composure' plugin
UE - Graphics Features - Jul 11, 2017This crash occurs in the 4.17 Preview 1 Binary editor after enabling the Composure plugin. User DescriptionsEnabled the Composure plugin (and restarted editor) in 4.17 Preview 1 ...
Crash caused by a race condition in Nanite::DispatchBasePass()
UE - Rendering - Graphics Features - Nanite - Feb 25, 2026Nanite::BuildShadingCommands() launches two asynchronous tasks: ShadingCommands.SetupTask ShadingCommands.BuildCommandsTask BuildCommandsTask is responsible for modifying ShadingCommands.Commands ...
Landscape GrassType does not have the option to exclude Decals
UE - World Creation - Worldbuilding Tools - Foliage - Feb 8, 2016Landscape grass type lacks the option to disable decals from affecting it. ...
WorldPartitionConvertCommandlet hits an assert when converting a persistent level that contains a sub-level with a landscape
UE - World Creation - Worldbuilding Tools - Nov 7, 2025Context: The Window tab allows a user to open the Levels window in order to add a sub-level to a persistent level. For Unreal Engine 5.0 and beyond, World Partition has made the Levels window obsole ...
~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 ...
game terminated on android device when connect or disconnect usb dongle
UE - Platform - Mobile - Jun 1, 2021The 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. ...
Division by zero causing NaN/Inf on USkeletalMeshComponent::UpdateRigidBodyScaling() when setting scale to zero and back
UE - Simulation - Core - Feb 11, 2026Up to UE 5.5, skeletal mesh physics did not get updated when the component's scale changed. This was improved on January 2025 with CL 39190335, which addressed [Link Removed] ...
No Editor Audio on Linux when using ALSA
UE - Platform - Linux - Oct 31, 2017No sound play in editor when using ALSA (Advanced Linux Sound Architecture), and log spam when launching a project ...
Owen's leg intersects his jacket on ContentExamples Animation map
Docs - Samples - Aug 19, 2016Owen's leg can be seen sticking through his jacket on station 1.4 of ContentExamples Animation map. ...