我从腾讯bugly（一个错误监视平台）收到了很多SIGSEGV异常，但是当我在线调试时我无法重现它。我认为这是由于应用程序进入后台然后进入前台所引起的闪回，但这只是我的看法，希望有人可以提供帮助。
所以我希望有人遇到同样的问题，并可以帮助我理解我的应用程序崩溃的原因。
通过阅读下面的崩溃报告，是否有人对我的应用程序崩溃有任何建议？
#0 Thread
0 libsystem_c.dylib fclose + 40
1 libsystem_c.dylib fclose + 36
2 Union FileLogger::~FileLogger() + 28
3 libsystem_c.dylib __cxa_finalize_ranges + 384
4 libsystem_c.dylib exit + 24
5 UIKit +[_UIAlertManager hideAlertsForTermination]
6 UIKit ___102-[UIApplication _handleApplicationDeactivationWithScene:shouldForceExit:transitionContext:completion:]_block_invoke.2093 + 792
7 UIKit __runAfterCACommitDeferredBlocks + 292
8 UIKit __cleanUpAfterCAFlushAndRunDeferredBlocks + 528
9 UIKit __afterCACommitHandler + 132
10 CoreFoundation ___CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 32
11 CoreFoundation ___CFRunLoopDoObservers + 372
12 CoreFoundation ___CFRunLoopRun + 956
13 CoreFoundation CFRunLoopRunSpecific + 424
14 GraphicsServices GSEventRunModal + 100
15 UIKit UIApplicationMain + 208
16 Union main (AppDelegate.swift:16)
17 libdyld.dylib _start + 4
#1 Thread
0 libsystem_kernel.dylib 0x00000001858bddbc __workq_kernreturn
1 libsystem_pthread.dylib 0x00000001859cf144 _pthread_wqthread
#2 Thread
0 libsystem_kernel.dylib 0x00000001858bddbc __workq_kernreturn
1 libsystem_pthread.dylib 0x00000001859cf144 _pthread_wqthread
#3 Thread
0 libsystem_kernel.dylib 0x00000001858bd150 __psynch_cvwait
1 libsystem_pthread.dylib 0x00000001859d6fd0 __pthread_cond_wait$VARIANT$armv81
2 Union 0x00000001031a2508 CNEvent::Wait(int)
3 Union 0x0000000103109f18 CNELogRecordThread::Run(void*)
4 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
5 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#4 com.apple.uikit.eventfetch-thread
0 libsystem_kernel.dylib 0x000000018589cbc4 mach_msg_trap
1 libsystem_kernel.dylib 0x000000018589ca3c mach_msg
2 CoreFoundation 0x0000000185d4bce4 ___CFRunLoopServiceMachPort
3 CoreFoundation 0x0000000185d498b0 ___CFRunLoopRun
4 CoreFoundation 0x0000000185c6a2d8 CFRunLoopRunSpecific
5 Foundation 0x00000001866926e4 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
6 Foundation 0x00000001866b1afc -[NSRunLoop(NSRunLoop) runUntilDate:]
7 UIKit 0x000000018fd6202c -[UIEventFetcher threadMain]
8 Foundation 0x0000000186793860 ___NSThread__start__
9 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
10 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#5 Thread
0 libsystem_kernel.dylib 0x00000001858bddbc __workq_kernreturn
1 libsystem_pthread.dylib 0x00000001859cefb0 _pthread_wqthread
#6 com.apple.NSURLConnectionLoader
0 libsystem_kernel.dylib 0x000000018589cbc4 mach_msg_trap
1 libsystem_kernel.dylib 0x000000018589ca3c mach_msg
2 CoreFoundation 0x0000000185d4bce4 ___CFRunLoopServiceMachPort
3 CoreFoundation 0x0000000185d498b0 ___CFRunLoopRun
4 CoreFoundation 0x0000000185c6a2d8 CFRunLoopRunSpecific
5 CFNetwork 0x00000001863d3b40 +[NSURLConnection(Loader) _resourceLoadLoop:]
6 Foundation 0x0000000186793860 ___NSThread__start__
7 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
8 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#7 com.apple.CoreMotion.MotionThread
0 libsystem_kernel.dylib 0x000000018589cbc4 mach_msg_trap
1 libsystem_kernel.dylib 0x000000018589ca3c mach_msg
2 CoreFoundation 0x0000000185d4bce4 ___CFRunLoopServiceMachPort
3 CoreFoundation 0x0000000185d498b0 ___CFRunLoopRun
4 CoreFoundation 0x0000000185c6a2d8 CFRunLoopRunSpecific
5 CoreFoundation 0x0000000185cb912c CFRunLoopRun
6 CoreMotion 0x000000018b04e088 CLStartStopAdvertisingBeacon
7 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
8 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#8 Thread
0 libsystem_kernel.dylib 0x00000001858bd150 __psynch_cvwait
1 libsystem_pthread.dylib 0x00000001859d6fd0 __pthread_cond_wait$VARIANT$armv81
2 Union 0x0000000102a67884 _baidu_vi::CVEvent::Wait(unsigned int)
3 Union 0x0000000102a67d8c _baidu_vi::CVThreadEvent::Wait()
4 Union 0x0000000102a66724 _baidu_vi::CVSocketMan::SocketThreadProc(void*)
5 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
6 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#9 AFNetworking
0 libsystem_kernel.dylib 0x000000018589cbc4 mach_msg_trap
1 libsystem_kernel.dylib 0x000000018589ca3c mach_msg
2 CoreFoundation 0x0000000185d4bce4 ___CFRunLoopServiceMachPort
3 CoreFoundation 0x0000000185d498b0 ___CFRunLoopRun
4 CoreFoundation 0x0000000185c6a2d8 CFRunLoopRunSpecific
5 Foundation 0x00000001866926e4 -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
6 Foundation 0x00000001866e462c -[NSRunLoop(NSRunLoop) run]
7 Union 0x00000001037fe074 +[AFURLConnectionOperation networkRequestThreadEntryPoint:] (AFURLConnectionOperation.m:164)
8 Foundation 0x0000000186793860 ___NSThread__start__
9 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
10 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#10 Thread
0 libsystem_kernel.dylib 0x000000018589cbc4 mach_msg_trap
1 libsystem_kernel.dylib 0x000000018589ca3c mach_msg
2 CoreFoundation 0x0000000185d4bce4 ___CFRunLoopServiceMachPort
3 CoreFoundation 0x0000000185d498b0 ___CFRunLoopRun
4 CoreFoundation 0x0000000185c6a2d8 CFRunLoopRunSpecific
5 Union 0x00000001022b84a0 +[ASIHTTPRequest runRequests] (ASIHTTPRequest.m:4800)
6 Foundation 0x0000000186793860 ___NSThread__start__
7 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
8 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#11 com.apple.CFSocket.private
0 libsystem_kernel.dylib 0x00000001858bd570 __select
1 CoreFoundation 0x0000000185d5421c ___CFSocketManager
2 libsystem_pthread.dylib 0x00000001859d032c __pthread_body
3 libsystem_pthread.dylib 0x00000001859d01f8 __pthread_body
#12 Thread
0 libsystem_kernel.dylib 0x00000001858bddbc __workq_kernreturn
1 libsystem_pthread.dylib 0x00000001859cf144 _pthread_wqthread
#13 Thread
0 libsystem_kernel.dylib 0x00000001858bddbc __workq_kernreturn
1 libsystem_pthread.dylib 0x00000001859cf144 _pthread_wqthread
#14 Thread
0 libsystem_kernel.dylib 0x00000001858bddbc __workq_kernreturn
1 libsystem_pthread.dylib 0x00000001859cefb0 _pthread_wqthread
#15 Thread
0 libsystem_kernel.dylib 0x00000001858bddbc __workq_kernreturn
1 libsystem_pthread.dylib 0x00000001859cf144 _pthread_wqthread
这是页面跟踪信息
06-30 18:32:43.888 [ UICompatibilityInputViewController ] WillAppear
106-30 18:32:44.755 UIApplication DidEnterBackground
206-30 18:32:44.781 [ UICompatibilityInputViewController ] WillAppear
306-30 18:32:44.931 [ UICompatibilityInputViewController ] WillAppear
406-30 18:33:46.236 UIApplication WillEnterForeground
506-30 18:33:46.255 [ UICompatibilityInputViewController ] WillAppear
606-30 18:33:47.350 UIApplication DidBecomeActive
706-30 18:33:50.010 [ ResourDetailOrderController 工单详情 ] WillAppear
806-30 18:33:52.211 [ UIApplicationRotationFollowingController ] WillAppear
906-30 18:33:52.249 [ UIAlertController 系统提示 ] WillAppear
1006-30 18:33:54.435 [ ReplyListViewController 回单 ] WillAppear
1106-30 18:34:06.095 [ TerminalScanCodeController 终端扫码 ] WillAppear
1206-30 18:34:13.924 [ MMScanViewController 二维码 ] WillAppear
1306-30 18:34:19.460 [ TerminalScanCodeController 终端扫码 ] WillAppear
1406-30 18:34:20.208 [ UIAlertController 确定要提交? ] WillAppear
1506-30 18:34:21.723 [ ReplyListViewController 回单 ] WillAppear
1606-30 18:34:23.322 [ ResourDetailOrderController 工单详情 ] WillAppear
1706-30 18:34:39.841 [ WorkformKTQueryViewController 开通工单 ] WillAppear
1806-30 18:34:49.848 UIApplication WillResignActive
1906-30 18:34:50.643 UIApplication DidEnterBackground
2006-30 18:34:50.657 UIApplication WillTerminate
其他一些信息
Thread 0 crashed with ARM Thread State (64-bit):
1 x0:000000000000000000 x1:0x0000000190b477c4 x2:000000000000000000 x3:0x0000000190c2f2c0
2 x4:000000000000000000 x5:0x0000000000000010 x6:000000000000000000 x7:0x0000000000000160
3 x8:0x000000004f4e4345 x9:0x000000010090efb8 x10:0x00055e0000055f03 x11:000000000000000000
4 x12:0x00055f0000055f00 x13:0x0000000000055f00 x14:0x0000000000000001 x15:0x0000000000000881
5 x16:0x0000000190b06dbc x17:000000000000000000 x18:000000000000000000 x19:0x0000206800000000
6 x20:0x00000001b7ec66f0 x21:0x00000001b7ec7000 x22:0x0000000103826800 x23:000000000000000000
7 x24:0x0000000000000008 x25:0x00000001b7ec7000 x26:0x0000000000000018 x27:0x0000000000000017
8 x28:0x0000000000000002 fp:0x000000016fdba6f0 lr:0x0000000190b06de0 sp:0x000000016fdba6e0
9 pc:0x0000000190b06de4 cpsr:0x0000000020000000
10 Binary Infos:
11 App UUID: 155BFA4F47CA30CB91D18CDA865ED418
12 App base addr: 0x0000000100044000
13 App Arch: arm64
14 Cpu Arch: arm64
15 System Binary infos:
16 Union: arm64;155bfa4f47ca30cb91d18cda865ed418;0x0000000100044000
17 libsystem_pthread.dylib: arm64;a9496f189b713c25962a892a4b055b2b;0x0000000190cae000
18 libsystem_kernel.dylib: arm64;98ea0e581e203a67a8436a5bbba44e35;0x0000000190bca000
19 libdyld.dylib: arm64;e514c9464eed3be5943a2c61d9241fad;0x0000000190ad5000
20 libsystem_c.dylib: arm64;4fada8fe23433d16a6bfd9ef0cc6ee2b;0x0000000190afc000
21 CoreFoundation: arm64;719044f95fe23ee0ab14504def42b100;0x0000000191ac2000
22 Foundation: arm64;b301584673973341a35216f9c24a4a8b;0x00000001925d9000
23 CFNetwork: arm64;90d5c0c0c2813113ada33291569dd779;0x00000001921f6000
24 GraphicsServices: arm64;b5749f3fa6f13ce689683db33f23256c;0x0000000193529000
25 CoreMotion: arm64;22cacab0e3d633e7922447665e13c625;0x0000000198bb5000
26 UIKit: arm64;314063bdf85f321d88d6e24a0de464a2;0x0000000197d11000