Crash when compiling shaders on Mac. Issue is most reproducible when running a standalone PIE instance. Even though running in -game is similar and will crash if all shaders for the map loaded are not compiled, the crash will always reproduce in standalone.
Result:
Observe crash as shaders compile
SEGV_MAPERR at 0x3 FGenericPlatformMisc::RaiseException(unsigned int) Address = 0x10fc4d1cb [/Users/Shared/DevRendering/Engine/Source/Runtime/Core/Private/GenericPlatform/GenericPlatformMisc.cpp, line 307] [in UE4Editor-Core.dylib] FOutputDeviceMacError::Serialize(wchar_t const*, ELogVerbosity::Type, FName const&) Address = 0x10fe1b296 [/Users/Shared/DevRendering/Engine/Source/Runtime/Core/Private/Mac/MacPlatformOutputDevices.cpp, line 93] [in UE4Editor-Core.dylib] FOutputDevice::Logf(wchar_t const*, ...) Address = 0x10fe99da7 [/Users/Shared/DevRendering/Engine/Source/Runtime/Core/Private/Misc/OutputDevice.cpp, line 68] [in UE4Editor-Core.dylib] FDebug::AssertFailed(char const*, char const*, int, wchar_t const*, ...) Address = 0x10fe1d2f1 [Runtime/Core/Public/Containers/ContainerAllocationPolicies.h, line 486] [in UE4Editor-Core.dylib] ReportMetalCommandBufferFailure(id<MTLCommandBuffer>, wchar_t const*) Address = 0x14438ed5c [/Users/Shared/DevRendering/Engine/Source/Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp, line 48] [in UE4Editor-MetalRHI.dylib] MetalCommandBufferFailureInternal(id<MTLCommandBuffer>) Address = 0x1443df75c [/Users/Shared/DevRendering/Engine/Source/Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp, line 54] [in UE4Editor-MetalRHI.dylib] HandleAMDMetalCommandBufferError(id<MTLCommandBuffer>) Address = 0x14438db35 [/Users/Shared/DevRendering/Engine/Source/Runtime/Apple/MetalRHI/Private/MetalCommandList.cpp, line 124] [in UE4Editor-MetalRHI.dylib] -[_MTLCommandBuffer didComplete:error:] Address = 0x7fff9dbcb5c8 (filename not found) [in Metal] -[MTLIOAccelCommandBuffer didComplete:error:] Address = 0x7fff9dba3ec1 (filename not found) [in Metal] -[_MTLCommandQueue commandBufferDidComplete:timestamp:error:] Address = 0x7fff9dbcf135 (filename not found) [in Metal] ioAccelCommandQueueBlockFenceCallback Address = 0x7fff9dc721ee (filename not found) [in IOAccelerator] IODispatchCalloutFromCFMessage Address = 0x7fff90a4b646 (filename not found) [in IOKit] _IODispatchCalloutWithDispatch Address = 0x7fff90a4b6c5 (filename not found) [in IOKit] dispatch_mig_server Address = 0x7fff90cf7a4b (filename not found) [in libdispatch.dylib] _dispatch_client_callout Address = 0x7fff90ce340b (filename not found) [in libdispatch.dylib] _dispatch_source_latch_and_call Address = 0x7fff90cf3675 (filename not found) [in libdispatch.dylib] _dispatch_source_invoke Address = 0x7fff90ce7a83 (filename not found) [in libdispatch.dylib] _dispatch_queue_drain Address = 0x7fff90ce8200 (filename not found) [in libdispatch.dylib] _dispatch_queue_invoke Address = 0x7fff90cee707 (filename not found) [in libdispatch.dylib] _dispatch_root_queue_drain Address = 0x7fff90ce6d53 (filename not found) [in libdispatch.dylib] _dispatch_worker_thread3 Address = 0x7fff90ce6b00 (filename not found) [in libdispatch.dylib] _pthread_wqthread Address = 0x7fff9d8ad4de (filename not found) [in libsystem_pthread.dylib] start_wqthread Address = 0x7fff9d8ab341 (filename not found) [in libsystem_pthread.dylib]
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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-35337 in the post.
| 3 |
| Component | UE - Graphics Features |
|---|---|
| Affects Versions | 4.13, 4.14 |
| Created | Aug 30, 2016 |
|---|---|
| Resolved | Nov 8, 2016 |
| Updated | Apr 27, 2018 |