Jak zrozumieć ten dziennik awarii

Otrzymałem (w ITC) poniżej raport o awarii dla mojej pierwszej aplikacji Mac App Store. Korzystając z wiedzy opartej na Stackoverflow, próbowałem symbolizować ten dziennik, ale (używając atos i otool) byłem w stanie odczytać tylko ostatnią (20) linię (co oznaczastart (in My App) + 52. Naprawdę nie wiem, jak interpretować powyższe linie i jak znaleźć przyczynę awarii.

Process:         My App [270]
Identifier:      com.mycompany.myapp
Version:         1.0.0 (1.0.0)
App Item ID:     568750000
App External ID: 11410000
Code Type:       X86-64 (Native)
Parent Process:  launchd [143]
User ID:         501

Date/Time:       2012-11-07 19:21:11.365 -0200
OS Version:      Mac OS X 10.8.2 (12C60)
Report Version:  10

Per-App Interval Since Last Report:  1232 sec
Per-App Crashes Since Last Report:   1

Crashed Thread:  0  Dispatch queue: com.apple.main-thread

Exception Type:  EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: EXC_I386_GPFLT


Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   libobjc.A.dylib                 0x00007fff877a5256 objc_msgSend + 22
1   com.apple.AppKit                0x00007fff8dac6e27 -[NSOutlineView _delegate_isGroupRow:] + 66
2   com.apple.AppKit                0x00007fff8da46878 -[NSTableView _isGroupRow:] + 81
3   com.apple.AppKit                0x00007fff8da41fad -[NSTableView _isSourceListGroupRow:] + 56
4   com.apple.AppKit                0x00007fff8da418e8 -[NSTableView rectOfRow:] + 288
5   com.apple.AppKit                0x00007fff8da5b3cb _NSTVVisibleRowsForUpdate + 296
6   com.apple.AppKit                0x00007fff8da5aa85 -[NSTableRowData _unsafeUpdateVisibleRowEntries] + 96
7   com.apple.AppKit                0x00007fff8da5a8a1 -[NSTableRowData updateVisibleRowViews] + 119
8   com.apple.AppKit                0x00007fff8da6e463 -[NSTableRowData _idleUpdateVisibleRows] + 66
9   com.apple.CoreFoundation        0x00007fff87547da4 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ + 20
10  com.apple.CoreFoundation        0x00007fff875478bd __CFRunLoopDoTimer + 557
11  com.apple.CoreFoundation        0x00007fff8752d099 __CFRunLoopRun + 1513
12  com.apple.CoreFoundation        0x00007fff8752c6b2 CFRunLoopRunSpecific + 290
13  com.apple.HIToolbox             0x00007fff830a30a4 RunCurrentEventLoopInMode + 209
14  com.apple.HIToolbox             0x00007fff830a2e42 ReceiveNextEventCommon + 356
15  com.apple.HIToolbox             0x00007fff830a2cd3 BlockUntilNextEventMatchingListInMode + 62
16  com.apple.AppKit                0x00007fff8d8d8613 _DPSNextEvent + 685
17  com.apple.AppKit                0x00007fff8d8d7ed2 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 128
18  com.apple.AppKit                0x00007fff8d8cf283 -[NSApplication run] + 517
19  com.apple.AppKit                0x00007fff8d873cb6 NSApplicationMain + 869
20  com.mycompany.myapp             0x000000010f29ce1c 0x10f29b000 + 7708

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