This is an infrequent Mac crash that has occurred for a few users since 4.16. Users have not provided any description of their action when the crash occurred.
Callstack from Log
[2017.08.26-18.54.51:691][ 0]LogTexture: Display: Building textures: ShadowMapTexture2D_789 (G8, 128X64) [2017.08.26-18.54.51:691][ 0]LogAIModule: Creating AISystem for world GrassBlueprint [2017.08.26-18.55.14:161][ 0]LogEditorServer: Finished looking for orphan Actors (0.000 secs) [2017.08.26-18.55.33:764][ 0]LogMac: === Critical error: === SIGABRT: abort() called [2017.08.26-18.55.33:765][ 0]LogMac: __pthread_kill() Address = 0xd88a7d42 (filename not found) [in libsystem_kernel.dylib] abort() Address = 0xd880d420 (filename not found) [in libsystem_c.dylib] ioAccelResourceListAddNewGroupAndResource() Address = 0xd1d4d2be (filename not found) [in IOAccelerator] IOAccelResourceListAddResource() Address = 0xd1d4ce0c (filename not found) [in IOAccelerator] IGAccelBlitCommandEncoder::copyFromBuffer(MTLIGAccelBuffer*, unsigned int, unsigned int, unsigned int, MTLSize&, MTLIGAccelTexture*, unsigned int, unsigned int, MTLOrigin&, unsigned long) Address = 0x381961f8 (filename not found) [in AppleIntelHD5000GraphicsMTLDriver] -[MTLIGAccelBlitCommandEncoder copyFromBuffer:sourceOffset:sourceBytesPerRow:sourceBytesPerImage:sourceSize:toTexture:destinationSlice:destinationLevel:destinationOrigin:] Address = 0x3817fd76 (filename not found) [in AppleIntelHD5000GraphicsMTLDriver] FMetalRenderPass::AsyncCopyFromBufferToTexture(id<MTLBuffer>, unsigned int, unsigned int, unsigned int, MTLSize, id<MTLTexture>, unsigned int, unsigned int, MTLOrigin) Address = 0x3ca2477a (filename not found) [in UE4Editor-MetalRHI.dylib] FMetalSurface::UpdateSurface(id<MTLBuffer>, unsigned int, unsigned int) Address = 0x3ca944f1 (filename not found) [in UE4Editor-MetalRHI.dylib] FMetalSurface::AsyncUnlock(FRHICommandListImmediate&, unsigned int, unsigned int) Address = 0x3ca96660 (filename not found) [in UE4Editor-MetalRHI.dylib] FMetalDynamicRHI::UnlockTexture2D_RenderThread(FRHICommandListImmediate&, FRHITexture2D*, unsigned int, bool, bool) Address = 0x3ca9804e (filename not found) [in UE4Editor-MetalRHI.dylib] FTexture2DResource::InitRHI() Address = 0xa5dbb66 (filename not found) [in UE4Editor-Engine.dylib] FRenderResource::InitResource() Address = 0x6e341a5 (filename not found) [in UE4Editor-RenderCore.dylib] TGraphTask<BeginInitResource(FRenderResource*)::EURCMacro_InitCommand>::ExecuteTask(TArray<FBaseGraphTask*, FDefaultAllocator>&, ENamedThreads::Type) Address = 0x6e55ff4 (filename not found) [in UE4Editor-RenderCore.dylib] FNamedTaskThread::ProcessTasksNamedThread(int, bool) Address = 0x4ae500f (filename not found) [in UE4Editor-Core.dylib] FNamedTaskThread::ProcessTasksUntilQuit(int) Address = 0x4ae4018 (filename not found) [in UE4Editor-Core.dylib] FTaskGraphImplementation::ProcessThreadUntilRequestReturn(ENamedThreads::Type) Address = 0x4adfda1 (filename not found) [in UE4Editor-Core.dylib] RenderingThreadMain(FEvent*) Address = 0x6e2ccb1 (filename not found) [in UE4Editor-RenderCore.dylib] FRenderingThread::Run() Address = 0x6e425d7 (filename not found) [in UE4Editor-RenderCore.dylib] FRunnableThreadPThread::Run() Address = 0x4b63ad0 (filename not found) [in UE4Editor-Core.dylib] FRunnableThreadPThread::_ThreadProc(void*) Address = 0x4b059c0 (filename not found) [in UE4Editor-Core.dylib] _pthread_body() Address = 0xd899293b (filename not found) [in libsystem_pthread.dylib] _pthread_body() Address = 0xd8992887 (filename not found) [in libsystem_pthread.dylib] thread_start() Address = 0xd899208d (filename not found) [in libsystem_pthread.dylib]
repro steps currently unknown
#0 at 0x7fffd88a7d42 libsystem_kernel.dylib!<Unknown> libsystem_c.dylib!<Unknown> IOAccelerator!<Unknown> IOAccelerator!<Unknown> AppleIntelHD4000GraphicsMTLDriver!IGAccelBlitCommandEncoder::copyFromBuffer() AppleIntelHD4000GraphicsMTLDriver!<Unknown> UE4Editor-MetalRHI.dylib!FMetalRenderPass::AsyncCopyFromBufferToTexture() UE4Editor-MetalRHI.dylib!FMetalSurface::UpdateSurface() UE4Editor-MetalRHI.dylib!FMetalSurface::AsyncUnlock() UE4Editor-MetalRHI.dylib!FMetalDynamicRHI::UnlockTexture2D_RenderThread() UE4Editor-Engine.dylib!FTexture2DResource::InitRHI() UE4Editor-RenderCore.dylib!FRenderResource::InitResource() UE4Editor-RenderCore.dylib!TGraphTask<BeginInitResource(FRenderResource*)::EURCMacro_InitCommand>::ExecuteTask() UE4Editor-Core.dylib!FNamedTaskThread::ProcessTasksNamedThread() UE4Editor-Core.dylib!FNamedTaskThread::ProcessTasksUntilQuit() UE4Editor-Core.dylib!FTaskGraphImplementation::ProcessThreadUntilRequestReturn() UE4Editor-RenderCore.dylib!RenderingThreadMain() UE4Editor-RenderCore.dylib!FRenderingThread::Run() UE4Editor-Core.dylib!FRunnableThreadPThread::Run() UE4Editor-Core.dylib!FRunnableThreadPThread::_ThreadProc() libsystem_pthread.dylib!<Unknown> libsystem_pthread.dylib!<Unknown> libsystem_pthread.dylib!<Unknown>
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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-49789 in the post.
| 0 |
| Component | UE - Graphics Features |
|---|---|
| Affects Versions | 4.16, 4.17 |
| Target Fix | 4.19 |
| Created | Sep 14, 2017 |
|---|---|
| Resolved | Dec 4, 2017 |
| Updated | Apr 27, 2018 |