iOSアプリをApp Storeの審査に提出したところ、We were unable to review your app as it crashed on
launch.との理由でリジェクトされました。  
実機で確認したところクラッシュが再現できないので、Appleから送られてきたクラッシュログを読んでいるのですが、何が原因で起動時にクラッシュするのかが分かりません。  
実機はiPhone OS 10.3.3です。

MyAppというのが、私がつくっているアプリの名前になります。

```

    Code Type:           ARM-64 (Native)
    Role:                Foreground
    Parent Process:      launchd [1]
    
    OS Version:          iPhone OS 10.3.3 (14G60)
    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
    
    Filtered syslog:
    None found
    
    Last Exception Backtrace:
    0   CoreFoundation                  0x1840befe0 __exceptionPreprocess + 124
    1   libobjc.A.dylib                 0x182b20538 objc_exception_throw + 56
    2   CoreFoundation                  0x1840bef28 +[NSException raise:format:] + 116
    3   Foundation                      0x184b25104 -[NSBundle initWithURL:] + 104
    4   Foundation                      0x184b25088 +[NSBundle bundleWithURL:] + 48
    5   MyApp                   0x10043c824 0x1000e4000 + 3508260
    6   MyApp                   0x10043c7ac 0x1000e4000 + 3508140
    7   MyApp                   0x100224f30 0x1000e4000 + 1314608
    8   libdispatch.dylib               0x182f769a0 _dispatch_client_callout + 16
    9   libdispatch.dylib               0x182f776cc dispatch_once_f + 56
    10  MyApp                   0x100224e6c 0x1000e4000 + 1314412
    11  MyApp                   0x1002214b4 0x1000e4000 + 1299636
    12  MyApp                   0x1002213f0 0x1000e4000 + 1299440
    13  MyApp                   0x100222888 0x1000e4000 + 1304712
    14  MyApp                   0x1002138b4 0x1000e4000 + 1243316
    15  MyApp                   0x100213020 0x1000e4000 + 1241120
    16  MyApp                   0x100212e60 0x1000e4000 + 1240672
    17  MyApp                   0x1000ea83c 0x1000e4000 + 26684
    18  MyApp                   0x1000eb2a4 0x1000e4000 + 29348
    19  UIKit                           0x18a1e9b04 -[UIViewController loadViewIfRequired] + 1036
    20  UIKit                           0x18a1e96e0 -[UIViewController view] + 28
    21  UIKit                           0x18a1eff60 -[UIWindow addRootViewControllerViewIfPossible] + 76
    22  UIKit                           0x18a1ed3fc -[UIWindow _setHidden:forced:] + 272
    23  UIKit                           0x18a25ee68 -[UIWindow makeKeyAndVisible] + 48
    24  UIKit                           0x18a467430 -[UIApplication _callInitializationDelegatesForMainScene:transitionContext:] + 3632
    25  UIKit                           0x18a46ce24 -[UIApplication _runWithMainScene:transitionContext:completion:] + 1684
    26  UIKit                           0x18a4818b0 __84-[UIApplication _handleApplicationActivationWithScene:transitionContext:completion:]_block_invoke.3147 + 48
    27  UIKit                           0x18a46a0b8 -[UIApplication workspaceDidEndTransaction:] + 168
    28  FrontBoardServices              0x185c68884 __FBSSERIALQUEUE_IS_CALLING_OUT_TO_A_BLOCK__ + 36
    29  FrontBoardServices              0x185c686f0 -[FBSSerialQueue _performNext] + 176
    30  FrontBoardServices              0x185c68aa0 -[FBSSerialQueue _performNextFromRunLoopSource] + 56
    31  CoreFoundation                  0x18406d42c __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24
    32  CoreFoundation                  0x18406cd9c __CFRunLoopDoSources0 + 540
    33  CoreFoundation                  0x18406a9a8 __CFRunLoopRun + 744
    34  CoreFoundation                  0x183f9ada4 CFRunLoopRunSpecific + 424
    35  UIKit                           0x18a253fc8 -[UIApplication _run] + 652
    36  UIKit                           0x18a24ec9c UIApplicationMain + 208
    37  MyApp                   0x1000ec948 0x1000e4000 + 35144
    38  libdyld.dylib                   0x182fa959c start + 4
    
    
    Thread 0 name:  Dispatch queue: com.apple.main-thread
    Thread 0 Crashed:
    0   libsystem_kernel.dylib          0x00000001830b9014 __pthread_kill + 8
    1   libsystem_pthread.dylib         0x0000000183183264 pthread_kill + 112
    2   libsystem_c.dylib               0x000000018302d9c4 abort + 140
    3   libc++abi.dylib                 0x0000000182af91b0 __cxa_bad_cast + 0
    4   libc++abi.dylib                 0x0000000182b12c04 default_unexpected_handler() + 0
    5   libobjc.A.dylib                 0x0000000182b20820 _objc_terminate() + 124
    6   libc++abi.dylib                 0x0000000182b0f5d4 std::__terminate(void (*)()) + 16
    7   libc++abi.dylib                 0x0000000182b0f640 std::terminate() + 60
    8   libdispatch.dylib               0x0000000182f769b4 _dispatch_client_callout + 36
    9   libdispatch.dylib               0x0000000182f776cc dispatch_once_f + 56
    10  MyApp                   0x0000000100224e6c 0x1000e4000 + 1314412
    11  MyApp                   0x00000001002214b4 0x1000e4000 + 1299636
    12  MyApp                   0x00000001002213f0 0x1000e4000 + 1299440
    13  MyApp                   0x0000000100222888 0x1000e4000 + 1304712
    14  MyApp                   0x00000001002138b4 0x1000e4000 + 1243316
    15  MyApp                   0x0000000100213020 0x1000e4000 + 1241120
    16  MyApp                   0x0000000100212e60 0x1000e4000 + 1240672
    17  MyApp                   0x00000001000ea83c 0x1000e4000 + 26684
    18  MyApp                   0x00000001000eb2a4 0x1000e4000 + 29348
    19  UIKit                           0x000000018a1e9b04 -[UIViewController loadViewIfRequired] + 1036
    20  UIKit                           0x000000018a1e96e0 -[UIViewController view] + 28
    21  UIKit                           0x000000018a1eff60 -[UIWindow addRootViewControllerViewIfPossible] + 76
    22  UIKit                           0x000000018a1ed3fc -[UIWindow _setHidden:forced:] + 272
    23  UIKit                           0x000000018a25ee68 -[UIWindow makeKeyAndVisible] + 48
    24  UIKit                           0x000000018a467430 -[UIApplication _callInitializationDelegatesForMainScene:transitionContext:] + 3632
    25  UIKit                           0x000000018a46ce24 -[UIApplication _runWithMainScene:transitionContext:completion:] + 1684
    26  UIKit                           0x000000018a4818b0 __84-[UIApplication _handleApplicationActivationWithScene:transitionContext:completion:]_block_invoke.3147 + 48
    27  UIKit                           0x000000018a46a0b8 -[UIApplication workspaceDidEndTransaction:] + 168
    28  FrontBoardServices              0x0000000185c68884 __FBSSERIALQUEUE_IS_CALLING_OUT_TO_A_BLOCK__ + 36
    29  FrontBoardServices              0x0000000185c686f0 -[FBSSerialQueue _performNext] + 176
    30  FrontBoardServices              0x0000000185c68aa0 -[FBSSerialQueue _performNextFromRunLoopSource] + 56
    31  CoreFoundation                  0x000000018406d42c __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 24
    32  CoreFoundation                  0x000000018406cd9c __CFRunLoopDoSources0 + 540
    33  CoreFoundation                  0x000000018406a9a8 __CFRunLoopRun + 744
    34  CoreFoundation                  0x0000000183f9ada4 CFRunLoopRunSpecific + 424
    35  UIKit                           0x000000018a253fc8 -[UIApplication _run] + 652
    36  UIKit                           0x000000018a24ec9c UIApplicationMain + 208
    37  MyApp                   0x00000001000ec948 0x1000e4000 + 35144
    38  libdyld.dylib                   0x0000000182fa959c start + 4
    
```
CC BY-SA 3.0
2017-08-18T00:59:20.757
37296
2017-08-18T00:59:20.757
18443
question
ios swift3
クラッシュの原因が分からない