Unreal Engine Issues
Unreal Engine Issues
[CrashReport] Linux crash - llvm::TargetLowering::LowerCallTo()
UE - Platform - Linux - Jul 20, 2017This is a common Linux crash in 4.16.2. ...
~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 ...
MAC: Crash summoning context menu
UE - Platform - Apple - Jan 6, 2015Crashes only happends on projects that are almost done(2 projects and both are BP only), does not crash when start new project. Log is upload on pastebin, link to log: [Link Removed] ...
Android Projects packaged for arm64 crash on device.
UE - Platform - Mobile - Aug 9, 2016This issue was discovered while smoke testing Release 4.13 for Preview 2. ...
Launching any QAGame map on Linux with an NVIDIA Card crashes at launch
UE - Graphics Features - Mar 11, 2022Workaround: "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 when changing details of an animation in an Animation Composite
UE - Anim - Jun 7, 2022This is a regression tested in //UE4/Release-4.27 CL#18319896 Fatal error is thrown and the Editor crashes when changing details of an animation in an Animation Composite. ...
Following the 'Working with Modular Characters - Skeletal Mesh Merge Example' results compilation errors
UE - Anim - Feb 10, 2022This is a Regression. Tested in: //UE5/Release-5.0 CL 18747223 GitHub //UE4/Release-4.27 CL 18319896 Binary The example can't be completed in UE5 as expected presumably because of a change within ...
UE5 Main - Editor crashes when creating a Data Table
UE - Editor - Workflow Systems - Feb 14, 2022Doesn't occur in UE5 Release or UE4.Can't attach logs/crash information I'm encountering an RHI crash within UE5 Main at the moment. This issue seems to be caused by a commit from last year that ...
Hardware Raytracing on Lumen can cause a crash on AMD Radeon GPUs
UE - Graphics Features - Lumen - Jul 29, 2025Hardware Raytracing support can cause a crash on AMD Radeon GPUs when creating the RT pipeline state. ...