ios - 找不到“此应用程序正在从后台线程修改自动布局引擎”的来源
问题描述
我的应用程序仅在我第一次登录时崩溃。它使用了 GoogleMaps (3.7.0) pod,我怀疑错误来自该库:
Stack:(
0 Foundation 0x000000018c1b8550 80C31587-F538-3437-966F-300F6632EB95 + 2331984
1 Foundation 0x000000018bfb18c4 80C31587-F538-3437-966F-300F6632EB95 + 207044
2 Foundation 0x000000018bfb17d8 80C31587-F538-3437-966F-300F6632EB95 + 206808
3 Foundation 0x000000018bfb1448 80C31587-F538-3437-966F-300F6632EB95 + 205896
4 UIKitCore 0x000000019025a824 AA897CA9-8D15-3DD7-BB4F-8D90F9A28571 + 15611940
5 UIKitCore 0x000000019026db1c AA897CA9-8D15-3DD7-BB4F-8D90F9A28571 + 15690524
6 libobjc.A.dylib 0x000000018b9e0a4c A486C2B3-41B0-3F23-AF40-C5579F5BE97E + 6732
7 QuartzCore 0x0000000192883a9c A3363F67-6783-3979-8FA9-5563ABD4737D + 1403548
8 QuartzCore 0x0000000192883eec A3363F67-6783-3979-8FA9-5563ABD4737D + 1404652
9 QuartzCore 0x0000000192896614 A3363F67-6783-3979-8FA9-5563ABD4737D + 1480212
10 QuartzCore 0x00000001927db1c4 A3363F67-6783-3979-8FA9-5563ABD4737D + 713156
11 QuartzCore 0x0000000192805fd0 A3363F67-6783-3979-8FA9-5563ABD4737D + 888784
12 QuartzCore 0x0000000192806fb8 A3363F67-6783-3979-8FA9-5563ABD4737D + 892856
13 libsystem_pthread.dylib 0x000000018b9dd104 5F848A4C-4907-3FC9-A76D-378FE8F2E4FC + 37124
14 libsystem_pthread.dylib 0x000000018b9d58a0 5F848A4C-4907-3FC9-A76D-378FE8F2E4FC + 6304
15 libsystem_pthread.dylib 0x000000018b9d7a20 5F848A4C-4907-3FC9-A76D-378FE8F2E4FC + 14880
16 libsystem_pthread.dylib 0x000000018b9d7760 _pthread_wqthread + 424
17 libsystem_pthread.dylib 0x000000018b9dd9e8 start_wqthread + 8
)
这是 XCode 中显示的跟踪日志。
编辑器截图:
这就是我从 ViewModel 接收回调的方式。我在所有输出中添加了 DispatchQueue.main 以尝试避免此异常,但仍在弹出......
disposeBag.insert(
viewModel.outputs.onShowLoading
.bind { show in
DispatchQueue.main.async {
self.showLoading(show: show)
}
},
viewModel.outputs.onLoadDone
.bind { mapInfo in
DispatchQueue.main.async {
self.loadMap(mapInfo: mapInfo)
}
},
viewModel.outputs.onLoadError
.bind { error in
DispatchQueue.main.async {
print("ON LOAD ASSETS ERROR: \(error.localizedDescription)")
}
},
viewModel.outputs.onMultiClusterTap
.bind { paths in
DispatchQueue.main.async {
self.centerMap(paths: paths)
}
},
viewModel.outputs.onLoadAssetsInfoDone
.bind { assets in
DispatchQueue.main.async {
self.showBottomSheet(assets: assets)
}
},
viewModel.outputs.onDeviceChanged
.bind {
DispatchQueue.main.async {
self!.showDeviceChangedError()
}
}
)
编辑(02/05/2020):我尝试使用NBUIKitMainThreadGuard查找错误
但我仍然找不到这些错误的来源。另外,我发现在注销-登录后也会出现该错误。所以这不仅仅是我第一次安装该应用程序。
编辑(2020 年 7 月 5 日):也许正如 Werner Altewischer 指出的那样,有一个图形库把这搞砸了。这是我的 podfile,也许有助于解决这个问题:
source 'https://github.com/CocoaPods/Specs.git'
platform :ios, '11.0'
use_frameworks!
target 'WatchmanDoor' do
pod 'DropDown', '2.3.13'
pod 'GoogleMaps', '3.7.0'
pod 'GooglePlaces'
pod 'DKImagePickerController', '4.2.1'
pod 'Alamofire', '4.9.1'
pod 'iOSDFULibrary', '4.6.1'
pod 'RxSwift', '~> 5.0.1'
pod 'RxCocoa', '~> 5.0.1'
pod 'Swinject', '~> 2.7.1'
pod 'SwinjectAutoregistration', '~> 2.7.0'
pod 'SwinjectStoryboard', '~> 2.2.0'
pod 'FittedSheets', :git => 'https://github.com/WatchmanDoor/FittedSheets.git', :commit => '9824dd171499967226a4dd160aedc7d4d9db3a11'
pod 'SDWebImage', '~> 5.5.0'
pod 'NavigationDrawer', '1.0.2'
end
是不是 FittedSheets 吊舱是引发错误的吊舱?我 fork 存储库以更新它以支持 Swift 5,但可能是导致异常的原因。
更新: 仍然面临同样的错误......找不到其他任何东西-_-知道从哪里开始吗?
完整的崩溃报告:
Incident Identifier: 34A039F6-9E4A-4E5C-B9B4-AB531A8E8D93
CrashReporter Key: 5f326dac824b350bd2afaacbdb938d680de621bc
Hardware Model: iPhone8,4
Process: WatchmanDoor [476]
Path: /private/var/containers/Bundle/Application/717E7E5E-4E42-4950-B8C8-FC2042C09EDC/WatchmanDoor.app/WatchmanDoor
Identifier: com.stmseguridad.WatchmanDoor
Version: 1 (2.0.9)
Code Type: ARM-64 (Native)
Role: Foreground
Parent Process: launchd [1]
Coalition: com.stmseguridad.WatchmanDoor [625]
Date/Time: 2020-04-16 14:21:00.9449 +0200
Launch Time: 2020-04-16 14:18:12.7530 +0200
OS Version: iPhone OS 13.4 (17E255)
Release Type: User
Baseband Version: 9.52.01
Report Version: 104
Exception Type: EXC_BREAKPOINT (SIGTRAP)
Exception Codes: 0x0000000000000001, 0x00000001a9d2d6e0
Termination Signal: Trace/BPT trap: 5
Termination Reason: Namespace SIGNAL, Code 0x5
Terminating Process: exc handler [476]
Triggered by Thread: 3
Last Exception Backtrace:
0 CoreFoundation 0x1aa0cc5f0 __exceptionPreprocess + 224
1 libobjc.A.dylib 0x1a9deebcc objc_exception_throw + 55
2 Foundation 0x1aa5a3dac _AssertAutolayoutOnAllowedThreadsOnly + 419
3 Foundation 0x1aa3b0c2c -[NSISEngine _optimizeWithoutRebuilding] + 67
4 Foundation 0x1aa3b0b48 -[NSISEngine optimize] + 111
5 Foundation 0x1aa3b07bc -[NSISEngine performPendingChangeNotifications] + 111
6 UIKitCore 0x1ae6132d0 -[UIView+ 15499984 (Hierarchy) layoutSubviews] + 307
7 UIKitCore 0x1ae625c7c -[UIView+ 15576188 (CALayerDelegate) layoutSublayersOfLayer:] + 2143
8 QuartzCore 0x1b0bbf4ac -[CALayer layoutSublayers] + 283
9 QuartzCore 0x1b0bc5604 CA::Layer::layout_if_needed+ 1406468 (CA::Transaction*) + 467
10 QuartzCore 0x1b0bd0148 CA::Layer::layout_and_display_if_needed+ 1450312 (CA::Transaction*) + 139
11 QuartzCore 0x1b0b18e34 CA::Context::commit_transaction+ 699956 (CA::Transaction*, double) + 295
12 QuartzCore 0x1b0b427c4 CA::Transaction::commit+ 870340 () + 675
13 QuartzCore 0x1b0b43764 CA::Transaction::release_thread+ 874340 (void*) + 227
14 libsystem_pthread.dylib 0x1a9de5f8c _pthread_tsd_cleanup + 579
15 libsystem_pthread.dylib 0x1a9de2df4 _pthread_exit + 79
16 libsystem_pthread.dylib 0x1a9de3e64 _pthread_wqthread_exit + 95
17 libsystem_pthread.dylib 0x1a9de3c04 _pthread_wqthread + 415
18 libsystem_pthread.dylib 0x1a9de6740 start_wqthread + 7
Thread 0 name: Dispatch queue: com.apple.main-thread
Thread 0:
0 libobjc.A.dylib 0x00000001a9deab4c objc_msgSend + 44
1 AppleMetalGLRenderer 0x00000001c4b60624 GLDContextRec::setRenderState+ 54820 (unsigned int) + 84
2 AppleMetalGLRenderer 0x00000001c4b67084 gldRenderVertexArray+ 82052 (GLDContextRec*, unsigned int, unsigned int, int, int, unsigned int, void const*, int, void const*) + 1108
3 GLEngine 0x00000001c4ae3cd0 glDrawElements_ACC_ES2Exec + 416
4 WatchmanDoor 0x0000000103a12fcc 0x102c50000 + 14430156
5 WatchmanDoor 0x0000000103a17be0 0x102c50000 + 14449632
6 WatchmanDoor 0x0000000103ad4bb0 0x102c50000 + 15223728
7 WatchmanDoor 0x0000000103a1088c 0x102c50000 + 14420108
8 WatchmanDoor 0x0000000103a9ece8 0x102c50000 + 15002856
9 WatchmanDoor 0x0000000103a82788 0x102c50000 + 14886792
10 WatchmanDoor 0x0000000103acfc5c 0x102c50000 + 15203420
11 WatchmanDoor 0x0000000103a80da8 0x102c50000 + 14880168
12 WatchmanDoor 0x0000000103a7fc74 0x102c50000 + 14875764
13 QuartzCore 0x00000001b0a7f368 CA::Display::DisplayLink::dispatch_items+ 70504 (unsigned long long, unsigned long long, unsigned long long) + 516
14 IOKit 0x00000001ab010628 IODispatchCalloutFromCFMessage + 480
15 CoreFoundation 0x00000001aa021bc0 __CFMachPortPerform + 172
16 CoreFoundation 0x00000001aa04b200 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 56
17 CoreFoundation 0x00000001aa04a90c __CFRunLoopDoSource1 + 444
18 CoreFoundation 0x00000001aa0456c0 __CFRunLoopRun + 1888
19 CoreFoundation 0x00000001aa044c34 CFRunLoopRunSpecific + 424
20 GraphicsServices 0x00000001b418e38c GSEventRunModal + 160
21 UIKitCore 0x00000001ae17722c UIApplicationMain + 1932
22 WatchmanDoor 0x000000010360fa9c 0x102c50000 + 10222236
23 libdyld.dylib 0x00000001a9ecc800 start + 4
Thread 1 name: com.apple.uikit.eventfetch-thread
Thread 1:
0 libsystem_kernel.dylib 0x00000001a9ea0198 mach_msg_trap + 8
1 libsystem_kernel.dylib 0x00000001a9e9f60c mach_msg + 72
2 CoreFoundation 0x00000001aa04a3b4 __CFRunLoopServiceMachPort + 148
3 CoreFoundation 0x00000001aa0453e8 __CFRunLoopRun + 1160
4 CoreFoundation 0x00000001aa044c34 CFRunLoopRunSpecific + 424
5 Foundation 0x00000001aa387bcc -[NSRunLoop+ 31692 (NSRunLoop) runMode:beforeDate:] + 228
6 Foundation 0x00000001aa387aac -[NSRunLoop+ 31404 (NSRunLoop) runUntilDate:] + 88
7 UIKitCore 0x00000001ae219160 -[UIEventFetcher threadMain] + 152
8 Foundation 0x00000001aa4b69d0 __NSThread__start__ + 848
9 libsystem_pthread.dylib 0x00000001a9de2d98 _pthread_start + 156
10 libsystem_pthread.dylib 0x00000001a9de674c thread_start + 8
Thread 2:
0 libsystem_pthread.dylib 0x00000001a9de6738 start_wqthread + 0
Thread 3 Crashed:
0 libsystem_c.dylib 0x00000001a9d2d6e0 __abort + 144
1 libsystem_c.dylib 0x00000001a9d2d6e0 __abort + 144
2 libsystem_c.dylib 0x00000001a9d2d650 __abort + 0
3 libc++abi.dylib 0x00000001a9e95cc0 __cxxabiv1::__aligned_malloc_with_fallback+ 76992 (unsigned long) + 0
4 libc++abi.dylib 0x00000001a9e87e10 demangling_unexpected_handler+ 19984 () + 0
5 libobjc.A.dylib 0x00000001a9deee80 _objc_terminate+ 24192 () + 124
6 libc++abi.dylib 0x00000001a9e9514c std::__terminate(void (*)+ 74060 ()) + 16
7 libc++abi.dylib 0x00000001a9e97bd8 __cxa_get_exception_ptr + 0
8 libc++abi.dylib 0x00000001a9e97b98 __cxxabiv1::exception_cleanup_func+ 84888 (_Unwind_Reason_Code, _Unwind_Exception*) + 0
9 libobjc.A.dylib 0x00000001a9deecf8 _objc_exception_destructor+ 23800 (void*) + 0
10 Foundation 0x00000001aa5a3dac -[NSISEngine tryToOptimizeReturningMutuallyExclusiveConstraints] + 0
11 Foundation 0x00000001aa3b0c2c -[NSISEngine _optimizeWithoutRebuilding] + 68
12 Foundation 0x00000001aa3b0b48 -[NSISEngine optimize] + 112
13 Foundation 0x00000001aa3b07bc -[NSISEngine performPendingChangeNotifications] + 112
14 UIKitCore 0x00000001ae6132d0 -[UIView+ 15499984 (Hierarchy) layoutSubviews] + 308
15 UIKitCore 0x00000001ae625c7c -[UIView+ 15576188 (CALayerDelegate) layoutSublayersOfLayer:] + 2144
16 QuartzCore 0x00000001b0bbf4ac -[CALayer layoutSublayers] + 284
17 QuartzCore 0x00000001b0bc5604 CA::Layer::layout_if_needed+ 1406468 (CA::Transaction*) + 468
18 QuartzCore 0x00000001b0bd0148 CA::Layer::layout_and_display_if_needed+ 1450312 (CA::Transaction*) + 140
19 QuartzCore 0x00000001b0b18e34 CA::Context::commit_transaction+ 699956 (CA::Transaction*, double) + 296
20 QuartzCore 0x00000001b0b427c4 CA::Transaction::commit+ 870340 () + 676
21 QuartzCore 0x00000001b0b43764 CA::Transaction::release_thread+ 874340 (void*) + 228
22 libsystem_pthread.dylib 0x00000001a9de5f8c _pthread_tsd_cleanup + 580
23 libsystem_pthread.dylib 0x00000001a9de2df4 _pthread_exit + 80
24 libsystem_pthread.dylib 0x00000001a9de3e64 _pthread_wqthread_legacy_worker_wrap + 0
25 libsystem_pthread.dylib 0x00000001a9de3c04 _pthread_wqthread + 416
26 libsystem_pthread.dylib 0x00000001a9de6740 start_wqthread + 8
Thread 4 name: com.apple.NSURLConnectionLoader
Thread 4:
0 libsystem_kernel.dylib 0x00000001a9ea0198 mach_msg_trap + 8
1 libsystem_kernel.dylib 0x00000001a9e9f60c mach_msg + 72
2 CoreFoundation 0x00000001aa04a3b4 __CFRunLoopServiceMachPort + 148
3 CoreFoundation 0x00000001aa0453e8 __CFRunLoopRun + 1160
4 CoreFoundation 0x00000001aa044c34 CFRunLoopRunSpecific + 424
5 CFNetwork 0x00000001ad309c44 0x1ad308000 + 7236
6 Foundation 0x00000001aa4b69d0 __NSThread__start__ + 848
7 libsystem_pthread.dylib 0x00000001a9de2d98 _pthread_start + 156
8 libsystem_pthread.dylib 0x00000001a9de674c thread_start + 8
Thread 5 name: com.google.Maps.LabelingBehavior
Thread 5:
0 libsystem_kernel.dylib 0x00000001a9ea0198 mach_msg_trap + 8
1 libsystem_kernel.dylib 0x00000001a9e9f60c mach_msg + 72
2 CoreFoundation 0x00000001aa04a3b4 __CFRunLoopServiceMachPort + 148
3 CoreFoundation 0x00000001aa0453e8 __CFRunLoopRun + 1160
4 CoreFoundation 0x00000001aa044c34 CFRunLoopRunSpecific + 424
5 Foundation 0x00000001aa387bcc -[NSRunLoop+ 31692 (NSRunLoop) runMode:beforeDate:] + 228
6 WatchmanDoor 0x0000000103b4e330 0x102c50000 + 15721264
7 Foundation 0x00000001aa4b69d0 __NSThread__start__ + 848
8 libsystem_pthread.dylib 0x00000001a9de2d98 _pthread_start + 156
9 libsystem_pthread.dylib 0x00000001a9de674c thread_start + 8
Thread 6:
0 libsystem_pthread.dylib 0x00000001a9de6738 start_wqthread + 0
Thread 7:
0 libsystem_pthread.dylib 0x00000001a9de6738 start_wqthread + 0
Thread 8:
0 libsystem_pthread.dylib 0x00000001a9de6738 start_wqthread + 0
Thread 3 crashed with ARM Thread State (64-bit):
x0: 0x0000000000000000 x1: 0x0000000000000000 x2: 0x0000000000000000 x3: 0x0000000000000001
x4: 0x0000000000000000 x5: 0x0000000000989680 x6: 0x000000000000006e x7: 0x0000000000000001
x8: 0x0000000000000000 x9: 0x0000000000000002 x10: 0x000000002daafd89 x11: 0x000000000000000b
x12: 0x00000001e48ea080 x13: 0x0000000000000000 x14: 0x0000000000000010 x15: 0x0000000000000000
x16: 0x0000000000000030 x17: 0x00000002d7ffffff x18: 0x0000000000000000 x19: 0x000000016d57ec48
x20: 0x00000001f3404c80 x21: 0x000000016d57ed00 x22: 0x0000000169ba05b0 x23: 0x00000001e4b8c000
x24: 0x0000000000000001 x25: 0x0000000000000068 x26: 0x000000000000009c x27: 0x0000000000000068
x28: 0x000000002b310019 fp: 0x000000016d57ec60 lr: 0x00000001a9d2d6e0
sp: 0x000000016d57ec30 pc: 0x00000001a9d2d6e0 cpsr: 0x80000000
esr: 0xf2000001 Address size fault
重要更新: 我发现,当应用程序崩溃时,我的堆栈视图充满了 UITRANSITIONVIEW。不知道有没有关系...
解决方案 [13/05/2020] 所以我想我找到了错误的来源。请参阅下面的答案。
解决方案
显然,有问题的后台线程(线程 17)正在直接访问一些 UIKit 方法,这通常是不允许的(只能从主线程完成)。
您是否使用 GCD 的异步调度在后台线程上调度了某些方法?
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