Re: How to debug crash in NSOperation?
Re: How to debug crash in NSOperation?
- Subject: Re: How to debug crash in NSOperation?
- From: Ken Thomases <email@hidden>
- Date: Sun, 26 Mar 2017 22:39:01 -0500
On Mar 26, 2017, at 10:06 PM, Gerriet M. Denkmann <email@hidden> wrote:
>
> macOS 12.3
>
> This is a rather rare bug (never seen before):
>
> Thread 12 Crashed:: Dispatch queue: เสือ :: NSOperation 0x61800184fbd0 (QOS: UTILITY)
> 0 libsystem_kernel.dylib 0x00007fffb3d65dd6 __pthread_kill + 10
> 1 libsystem_pthread.dylib 0x00007fffb3e51787 pthread_kill + 90
> 2 libsystem_c.dylib 0x00007fffb3ccb420 abort + 129
> 3 libc++abi.dylib 0x00007fffb282885a abort_message + 266
> 4 libc++abi.dylib 0x00007fffb284dc4f default_terminate_handler() + 267
> 5 libobjc.A.dylib 0x00007fffb3357b8e _objc_terminate() + 103
> 6 libc++abi.dylib 0x00007fffb284ad69 std::__terminate(void (*)()) + 8
> 7 libc++abi.dylib 0x00007fffb284ade3 std::terminate() + 51
> 8 libdispatch.dylib 0x00007fffb3c010cc _dispatch_client_callout + 28
> 9 libdispatch.dylib 0x00007fffb3c17ae5 _dispatch_queue_serial_drain + 896
> 10 libdispatch.dylib 0x00007fffb3c09cd9 _dispatch_queue_invoke + 1046
> 11 libdispatch.dylib 0x00007fffb3c02e70 _dispatch_root_queue_drain + 476
> 12 libdispatch.dylib 0x00007fffb3c02c47 _dispatch_worker_thread3 + 99
> 13 libsystem_pthread.dylib 0x00007fffb3e4e712 _pthread_wqthread + 1299
> 14 libsystem_pthread.dylib 0x00007fffb3e4e1ed start_wqthread + 13
I would expect that some message would be logged to the system log at the time of the crash and/or included in the crash report, just above the thread backtraces. Was there such a message? If so, what was it?
Regards,
Ken
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