com.apple.WebKit.WebContent: 113: Could not find specified service
[0102/103841.360923:FATAL:worker_entity_tracker.cc(53)] Check failed: data.base_version >= base_version_ (-1 vs. 1483349724202669)Base version should never decrease
(lldb) bt
* thread #32: tid = 0x300678, 0x00000001010a2ce4 Chromium`base::debug::BreakDebugger() + 24 at debugger_posix.cc:251, name = 'Chrome_SyncThread', stop reason = EXC_BREAKPOINT (code=1, subcode=0x1010a2ce4)
    frame #0: 0x00000001010a2ce4 Chromium`base::debug::BreakDebugger() + 24 at debugger_posix.cc:251
    frame #1: 0x00000001010fe0a0 Chromium`logging::LogMessage::~LogMessage(this=0x000000016ebd7550) + 3072 at logging.cc:759
    frame #2: 0x00000001010fb538 Chromium`logging::LogMessage::~LogMessage(this=0x000000016ebd7550) + 28 at logging.cc:533
  * frame #3: 0x0000000102b5b3dc Chromium`syncer::WorkerEntityTracker::RequestCommit(this=0x00000001742f5680, data=0x000000017464d890) + 220 at worker_entity_tracker.cc:53
    frame #4: 0x0000000102af7a04 Chromium`syncer::ModelTypeWorker::EnqueueForCommit(this=0x0000000109be04e0, list=size=1) + 968 at model_type_worker.cc:256
    frame #5: 0x0000000102af32f8 Chromium`void base::internal::FunctorTraits<void (syncer::ModelTypeWorker::*)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), void>::Invoke<base::WeakPtr<syncer::ModelTypeWorker> const&, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&>(method=40 00 00 00 00 00 00 00 01 00 00 00 00 00 00 00, receiver_ptr=0x00000001742b0950, args=size=1)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), base::WeakPtr<syncer::ModelTypeWorker> const&&&, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&&&) + 164 at bind_internal.h:214
    frame #6: 0x0000000102af3174 Chromium`void base::internal::InvokeHelper<true, void>::MakeItSo<void (functor=0x00000001742b0940, weak_ptr=0x00000001742b0950, args=size=1)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), base::WeakPtr<syncer::ModelTypeWorker> const&, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&>(void (syncer::ModelTypeWorker::* const&&&)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), base::WeakPtr<syncer::ModelTypeWorker> const&&&, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&&&) + 120 at bind_internal.h:305
    frame #7: 0x0000000102af30f0 Chromium`void base::internal::Invoker<base::internal::BindState<void (syncer::ModelTypeWorker::*)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), base::WeakPtr<syncer::ModelTypeWorker>, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > >, void ()>::RunImpl<void (functor=0x00000001742b0940, bound=0x00000001742b0950, (null)=IndexSequence<0, 1> @ 0x000000016ebd7d10)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), std::__1::tuple<base::WeakPtr<syncer::ModelTypeWorker>, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > > const&, 0ul, 1ul>(void (syncer::ModelTypeWorker::* const&&&)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), std::__1::tuple<base::WeakPtr<syncer::ModelTypeWorker>, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > > const&&&, base::IndexSequence<0ul, 1ul>) + 112 at bind_internal.h:361
    frame #8: 0x0000000102af3008 Chromium`base::internal::Invoker<base::internal::BindState<void (syncer::ModelTypeWorker::*)(std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > const&), base::WeakPtr<syncer::ModelTypeWorker>, std::__1::vector<syncer::CommitRequestData, std::__1::allocator<syncer::CommitRequestData> > >, void ()>::Run(base=0x00000001742b0920) + 44 at bind_internal.h:339
    frame #9: 0x000000010126cd80 Chromium`base::internal::RunMixin<base::Callback<void (), (base::internal::CopyMode)0, (base::internal::RepeatMode)0> >::Run(this=0x000000016ebd8350) + 88 at callback.h:68
    frame #10: 0x00000001010a4ffc Chromium`base::debug::TaskAnnotator::RunTask(this=0x0000000109dbf560, queue_function="MessageLoop::PostTask", pending_task=0x000000016ebd8338) + 616 at task_annotator.cc:52
    frame #11: 0x000000010111c780 Chromium`base::MessageLoop::RunTask(this=0x0000000109dbf430, pending_task=0x000000016ebd8338) + 748 at message_loop.cc:421
    frame #12: 0x000000010111cbc8 Chromium`base::MessageLoop::DeferOrRunPendingTask(this=0x0000000109dbf430, pending_task=PendingTask @ 0x000000016ebd8338) + 68 at message_loop.cc:430
    frame #13: 0x000000010111d418 Chromium`base::MessageLoop::DoWork(this=0x0000000109dbf430) + 540 at message_loop.cc:523
    frame #14: 0x00000001013480e4 Chromium`base::MessagePumpCFRunLoopBase::RunWork(this=0x000000017438c8b0) + 88 at message_pump_mac.mm:302
    frame #15: 0x000000010134807c Chromium`::___ZN4base24MessagePumpCFRunLoopBase13RunWorkSourceEPv_block_invoke(.block_descriptor=<unavailable>) + 32 at message_pump_mac.mm:279
    frame #16: 0x0000000101337548 Chromium`base::mac::CallWithEHFrame(block=0x000000010134805c) block_pointer) + 44 at call_with_eh_frame.cc:18
    frame #17: 0x00000001013477cc Chromium`base::MessagePumpCFRunLoopBase::RunWorkSource(info=0x000000017438c8b0) + 92 at message_pump_mac.mm:278
    frame #18: 0x000000019358a278 CoreFoundation`__CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24
    frame #19: 0x0000000193589bc0 CoreFoundation`__CFRunLoopDoSources0 + 524
    frame #20: 0x00000001935877c0 CoreFoundation`__CFRunLoopRun + 804
    frame #21: 0x00000001934b6048 CoreFoundation`CFRunLoopRunSpecific + 444
    frame #22: 0x0000000101348794 Chromium`base::MessagePumpCFRunLoop::DoRun(this=0x000000017438c8b0, delegate=0x0000000109dbf430) + 72 at message_pump_mac.mm:526
    frame #23: 0x0000000101347ea0 Chromium`base::MessagePumpCFRunLoopBase::Run(this=0x000000017438c8b0, delegate=0x0000000109dbf430) + 96 at message_pump_mac.mm:210
    frame #24: 0x000000010111c320 Chromium`base::MessageLoop::RunHandler(this=0x0000000109dbf430) + 596 at message_loop.cc:386
    frame #25: 0x00000001011ab2a0 Chromium`base::RunLoop::Run(this=0x000000016ebda6f0) + 276 at run_loop.cc:37
    frame #26: 0x000000010125d600 Chromium`base::Thread::Run(this=0x0000000109d68f70, run_loop=0x000000016ebda6f0) + 400 at thread.cc:245
    frame #27: 0x000000010125e3a4 Chromium`base::Thread::ThreadMain(this=0x0000000109d68f70) + 2612 at thread.cc:328
    frame #28: 0x00000001012426c0 Chromium`base::(anonymous namespace)::ThreadFunc(params=0x000000017400e0b0) + 512 at platform_thread_posix.cc:71
    frame #29: 0x000000019266f860 libsystem_pthread.dylib`_pthread_body + 240
    frame #30: 0x000000019266f770 libsystem_pthread.dylib`_pthread_start + 284
    frame #31: 0x000000019266cdbc libsystem_pthread.dylib`thread_start + 4
(lldb)