ios - 应用程序崩溃但没有显示任何错误

Question

CoreFoundation`__CFTypeCollectionRetain:
    0x10fd3d830 <+0>:  pushq  %rbp
    0x10fd3d831 <+1>:  movq   %rsp, %rbp
    0x10fd3d834 <+4>:  testq  %rsi, %rsi
    0x10fd3d837 <+7>:  je     0x10fd3d842               ; <+18>
    0x10fd3d839 <+9>:  movq   %rsi, %rdi
    0x10fd3d83c <+12>: popq   %rbp
    0x10fd3d83d <+13>: jmp    0x10fd3ac80               ; CFRetain
    0x10fd3d842 <+18>: leaq   0x337eed(%rip), %rax      ; "*** __CFTypeCollectionRetain() called with NULL; likely a collection has been corrupted ***"
    0x10fd3d849 <+25>: movq   %rax, 0x368378(%rip)      ; gCRAnnotations + 8
    0x10fd3d850 <+32>: int3   
->  0x10fd3d851 <+33>: callq  0x10fed9cec               ; symbol stub for: getpid
    0x10fd3d856 <+38>: movl   $0x9, %esi
    0x10fd3d85b <+43>: movl   %eax, %edi
    0x10fd3d85d <+45>: callq  0x10fed9d46               ; symbol stub for: kill
    0x10fd3d862 <+50>: nopw   %cs:(%rax,%rax)

日志:

objc[24778]: Class MFData is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator.sdk/System/Library/PrivateFrameworks/MIME.framework/MIME and /Users/hemang/Library/Developer/CoreSimulator/Devices/8B9DCA42-1446-4D56-871A-2CFBC43DF81A/data/Containers/Bundle/Application/5CAB5F60-AF92-4986-98EC-8F0614619365/Q Hamp.app/Dee Q’s/Q Hamp. One of the two will be used. Which one is undefined.

Answer 1

请使用异常断点查找应用程序崩溃的位置