App crashes due to SIGABRT

Hi Eskimo,


Could you please help me understand the following crash report.

Thanks in advance.


Incident Identifier: 031A4589-87A3-4ED8-8B48-11630576AF4F
CrashReporter Key:   20f5ee6d93bf2af28e08782dfac65e5e94af50db
Hardware Model:      iPhone10,3
Process:             [2224]
Path:                /private/var/containers/Bundle/Application/AF82B508-6DB3-468C-AB80-B96C7963A03D/
Identifier:     
Version:             6.4.9 (6.4.9)
AppStoreTools:       10B61
Code Type:           ARM-64 (Native)
Role:                Non UI
Parent Process:      launchd [1]
Coalition:         [1754]


Date/Time:           2019-11-07 16:56:04.0852 +0530
Launch Time:         2019-11-07 16:54:32.2320 +0530
OS Version:          iPhone OS 12.1 (16B92)
Baseband Version:    3.11.00
Report Version:      104

Exception Type:  EXC_CRASH (SIGABRT)
Exception Codes: 0x0000000000000000, 0x0000000000000000
Exception Note:  EXC_CORPSE_NOTIFY
Triggered by Thread:  0

Application Specific Information:
abort() called

Last Exception Backtrace:
0   CoreFoundation                0x2098a7ea0 __exceptionPreprocess + 228
1   libobjc.A.dylib               0x208a79a40 objc_exception_throw + 55
2   CoreFoundation                0x2097c0d04 -[NSObject+ 216324 (NSObject) doesNotRecognizeSelector:] + 139
3   CoreFoundation                0x2098ad7b8 ___forwarding___ + 1411
4   CoreFoundation                0x2098af45c _CF_forwarding_prep_0 + 91
5   CoreFoundation                0x209816928 __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 19
6   CoreFoundation                0x2098168f4 ___CFXRegistrationPost_block_invoke + 63
7   CoreFoundation                0x209815de4 _CFXRegistrationPost + 391
8   CoreFoundation                0x209815a90 ___CFXNotificationPost_block_invoke + 95
9   CoreFoundation                0x20978dd70 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1403
10  CoreFoundation                0x20981551c _CFXNotificationPost + 695
11  Foundation                    0x20a225c10 -[NSNotificationCenter postNotificationName:object:userInfo:] + 67
12  UIKitCore                     0x23695aeb8 -[UIApplication _stopDeactivatingForReason:] + 1355
13  UIKitCore                     0x2362029e0 __125-[_UICanvasLifecycleSettingsDiffAction performActionsForCanvas:withUpdatedScene:settingsDiff:fromSettings:transitionContext:]_block_invoke + 475
14  UIKitCore                     0x236203840 _performActionsWithDelayForTransitionContext + 111
15  UIKitCore                     0x236202798 -[_UICanvasLifecycleSettingsDiffAction performActionsForCanvas:withUpdatedScene:settingsDiff:fromSettings:transitionContext:] + 247
16  UIKitCore                     0x236207684 -[_UICanvas scene:didUpdateWithDiff:transitionContext:completion:] + 367
17  UIKitCore                     0x23654b090 -[UIApplicationSceneClientAgent scene:handleEvent:withCompletion:] + 467
18  FrontBoardServices            0x20c2dd6e4 __80-[FBSSceneImpl updater:didUpdateSettings:withDiff:transitionContext:completion:]_block_invoke.359 + 227
19  libdispatch.dylib             0x2092e2484 _dispatch_client_callout + 15
20  libdispatch.dylib             0x2092b93f0 _dispatch_block_invoke_direct$VARIANT$armv81 + 215
21  FrontBoardServices            0x20c31ba9c __FBSSERIALQUEUE_IS_CALLING_OUT_TO_A_BLOCK__ + 39
22  FrontBoardServices            0x20c31b728 -[FBSSerialQueue _performNext] + 415
23  FrontBoardServices            0x20c31bd44 -[FBSSerialQueue _performNextFromRunLoopSource] + 55
24  CoreFoundation                0x2098381cc __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 23
25  CoreFoundation                0x20983814c __CFRunLoopDoSource0 + 87
26  CoreFoundation                0x209837a30 __CFRunLoopDoSources0 + 175
27  CoreFoundation                0x2098328fc __CFRunLoopRun + 1039
28  CoreFoundation                0x2098321cc CFRunLoopRunSpecific + 435
29  GraphicsServices              0x20baa9584 GSEventRunModal + 99
30  UIKitCore                     0x236965054 UIApplicationMain + 211
31                       0x1006841ac main + 33196 (__hidden#2350_:26)
32  libdyld.dylib                 0x2092f2bb4 start + 3


Thread 0 name:  Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0   libsystem_kernel.dylib        0x000000020943f104 __pthread_kill + 8
1   libsystem_pthread.dylib       0x00000002094be998 pthread_kill$VARIANT$armv81 + 296
2   libsystem_c.dylib             0x0000000209396e1c __abort + 152
3   libsystem_c.dylib             0x0000000209396d84 __abort + 0
4   libc++abi.dylib               0x0000000208a60f78 __cxa_bad_cast + 0
5   libc++abi.dylib               0x0000000208a61120 default_unexpected_handler+ 8480 () + 0
6   libobjc.A.dylib               0x0000000208a79e48 _objc_terminate+ 28232 () + 124
7                    0x00000001009b14a0 _hidden#36604_ + 3364000 (__hidden#36627_:314)
8   libc++abi.dylib               0x0000000208a6d0fc std::__terminate(void (*)+ 57596 ()) + 16
9   libc++abi.dylib               0x0000000208a6d188 std::terminate+ 57736 () + 84
10  libdispatch.dylib             0x00000002092e2498 _dispatch_client_callout + 36
11  libdispatch.dylib             0x00000002092b93f0 _dispatch_block_invoke_direct$VARIANT$armv81 + 216
12  FrontBoardServices            0x000000020c31ba9c __FBSSERIALQUEUE_IS_CALLING_OUT_TO_A_BLOCK__ + 40
13  FrontBoardServices            0x000000020c31b728 -[FBSSerialQueue _performNext] + 416
14  FrontBoardServices            0x000000020c31bd44 -[FBSSerialQueue _performNextFromRunLoopSource] + 56
15  CoreFoundation                0x00000002098381cc __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24
16  CoreFoundation                0x000000020983814c __CFRunLoopDoSource0 + 88
17  CoreFoundation                0x0000000209837a30 __CFRunLoopDoSources0 + 176
18  CoreFoundation                0x00000002098328fc __CFRunLoopRun + 1040
19  CoreFoundation                0x00000002098321cc CFRunLoopRunSpecific + 436
20  GraphicsServices              0x000000020baa9584 GSEventRunModal + 100
21  UIKitCore                     0x0000000236965054 UIApplicationMain + 212
22               0x00000001006841ac main + 33196 (__hidden#2350_:26)
23  libdyld.dylib                 0x00000002092f2bb4 start + 4

Thread 1 name:  com.apple.uikit.eventfetch-thread
Thread 1:
0   libsystem_kernel.dylib        0x0000000209433ed0 mach_msg_trap + 8
1   libsystem_kernel.dylib        0x00000002094333a8 mach_msg + 72
2   CoreFoundation                0x0000000209837bc4 __CFRunLoopServiceMachPort + 236
3   CoreFoundation                0x0000000209832a60 __CFRunLoopRun + 1396
4   CoreFoundation                0x00000002098321cc CFRunLoopRunSpecific + 436
5   Foundation                    0x000000020a227404 -[NSRunLoop+ 33796 (NSRunLoop) runMode:beforeDate:] + 300
6   Foundation                    0x000000020a2272b0 -[NSRunLoop+ 33456 (NSRunLoop) runUntilDate:] + 148
7   UIKitCore                     0x0000000236a52808 -[UIEventFetcher threadMain] + 136
8   Foundation                    0x000000020a35a1ac __NSThread__start__ + 1040
9   libsystem_pthread.dylib       0x00000002094c32ac _pthread_body + 128
10  libsystem_pthread.dylib       0x00000002094c320c _pthread_start + 48
11  libsystem_pthread.dylib       0x00000002094c6cf4 thread_start + 4

Thread 2 name:  com.twitter.crashlytics.ios.MachExceptionServer
Thread 2:
0   libsystem_kernel.dylib        0x0000000209433ed0 mach_msg_trap + 8
1   libsystem_kernel.dylib        0x00000002094333a8 mach_msg + 72
2            0x000000010099f0bc _hidden#35649_ + 3289276 (__hidden#35658_:180)
3   libsystem_pthread.dylib       0x00000002094c32ac _pthread_body + 128
4   libsystem_pthread.dylib       0x00000002094c320c _pthread_start + 48
5   libsystem_pthread.dylib       0x00000002094c6cf4 thread_start + 4

Thread 3 name:  com.apple.NSURLConnectionLoader
Thread 3:
0   libsystem_kernel.dylib        0x0000000209433ed0 mach_msg_trap + 8
1   libsystem_kernel.dylib        0x00000002094333a8 mach_msg + 72
2   CoreFoundation                0x0000000209837bc4 __CFRunLoopServiceMachPort + 236
3   CoreFoundation                0x0000000209832a60 __CFRunLoopRun + 1396
4   CoreFoundation                0x00000002098321cc CFRunLoopRunSpecific + 436
5   CFNetwork                     0x0000000209e53834 -[__CoreSchedulingSetRunnable runForever] + 212
6   Foundation                    0x000000020a35a1ac __NSThread__start__ + 1040
7   libsystem_pthread.dylib       0x00000002094c32ac _pthread_body + 128
8   libsystem_pthread.dylib       0x00000002094c320c _pthread_start + 48
9   libsystem_pthread.dylib       0x00000002094c6cf4 thread_start + 4

Thread 4 name:  AVAudioSession Notify Thread
Thread 4:
0   libsystem_kernel.dylib        0x0000000209433ed0 mach_msg_trap + 8
1   libsystem_kernel.dylib        0x00000002094333a8 mach_msg + 72
2   CoreFoundation                0x0000000209837bc4 __CFRunLoopServiceMachPort + 236
3   CoreFoundation                0x0000000209832a60 __CFRunLoopRun + 1396
4   CoreFoundation                0x00000002098321cc CFRunLoopRunSpecific + 436
5   AVFAudio                      0x000000020f83a60c GenericRunLoopThread::Entry+ 587276 (void*) + 164
6   AVFAudio                      0x000000020f866768 CAPThread::Entry+ 767848 (CAPThread*) + 88
7   libsystem_pthread.dylib       0x00000002094c32ac _pthread_body + 128
8   libsystem_pthread.dylib       0x00000002094c320c _pthread_start + 48
9   libsystem_pthread.dylib       0x00000002094c6cf4 thread_start + 4

Thread 5:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 6:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 7:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 8:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 9:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 10:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 11:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 12:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 13:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 14:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 15:
0   libsystem_pthread.dylib       0x00000002094c6ce8 start_wqthread + 0

Thread 0 crashed with ARM Thread State (64-bit):
    x0: 0x0000000000000000   x1: 0x0000000000000000   x2: 0x0000000000000000   x3: 0x0000000000000001
    x4: 0x0000000000000000   x5: 0x0000000000989680   x6: 0x000000000000006e   x7: 0xffffffff00001300
    x8: 0x0000000000000800   x9: 0x0000000000000303  x10: 0x00000000000003e8  x11: 0x0000000000000003
   x12: 0x0000000000000069  x13: 0x0000000000000000  x14: 0x0000000000000010  x15: 0x0000000000000051
   x16: 0x0000000000000148  x17: 0x0000000000000000  x18: 0x0000000000000000  x19: 0x0000000000000006
   x20: 0x000000010185ab80  x21: 0x000000016f782510  x22: 0x0000000000000303  x23: 0x000000010185ac60
   x24: 0x0000000000001b03  x25: 0x0000000000001a03  x26: 0x0000000000000001  x27: 0x0000000000000000
   x28: 0x00000002813d0d08   fp: 0x000000016f782430   lr: 0x00000002094be998
    sp: 0x000000016f782400   pc: 0x000000020943f104 cpsr: 0x00000000

Binary Images:
0x10067c000 - 0x1010b7fff  arm64   /var/containers/Bundle/Application/AF82B508-6DB3-468C-AB80-B96C7963A03D//
0x101454000 - 0x1014effff CorePlot arm64  <44f74fcdf2433f03a896000da3d4eb3e> /var/containers/Bundle/Application/AF82B508-6DB3-468C-AB80-B96C7963A03D//Frameworks/CorePlot.framework/CorePlot
0x10152c000 - 0x101533fff libswiftCoreFoundation.dylib arm64   /var/containers/Bundle/Application/AF82B508-6DB3-468C-AB80-B96C7963A03D//Frameworks/libswiftCoreFoundation.dylib
0x101540000 - 0x101557fff EasyTipView arm64  <07f564111d3b3264b622c9900cc2a02a> /var/containers/Bundle/Application/AF82B508-6DB3-468C-AB80-B96C7963A03D/Frameworks/EasyTipView.framework/EasyTipView
0x101570000 - 0x101593fff EncryptedCoreData arm64  <141bb6b9b81c34bda527a8b6286f610b> /var/containers/Bundle/Application/AF82B508-6DB3-468C-AB80-B96C7963A03D//Frameworks/EncryptedCoreData.framework/EncryptedCoreData
0x1015a8000 - 0x1015affff libswiftCoreImage.dylib arm64  <1e3ffa373e123e5bb14797faa18f3097> /var/containers/Bundle/Application/AF82B508-6DB3-468C-AB80-B96C7963A03D//Frameworks/libsw