iOS 8 crash log (AVPlayer) -


i unable diagnose crash log, occurs when using avplayer class-- happens right away, , happens when trying play 2nd or 3rd video..

incident identifier: 4e82e665-228d-4a97-8b85-6f5b65e2b457 crashreporter key:   46be3f0cd4d380b2ce08823fedd6d6d22c38df2f hardware model:      ipad4,2 process:             app [2433] path:                /private/var/mobile/containers/bundle/application/66e1efe7-1bd0-4ce3-8fef-47d58c36adf7/app.app/app identifier:          sxx.app version:             1.3 (1.3) code type:           arm-64 (native) parent process:      launchd [1]  date/time:           2015-03-31 15:59:07.361 -0700 launch time:         2015-03-31 15:57:50.272 -0700 os version:          ios 8.2 (12d508) report version:      105  exception type:  exc_crash (sigabrt) exception codes: 0x0000000000000000, 0x0000000000000000 triggered thread:  6  last exception backtrace: 0   corefoundation                  0x18530a530 __exceptionpreprocess + 132 1   libobjc.a.dylib                 0x1964280e4 objc_exception_throw + 60 2   corefoundation                  0x18530a470 +[nsexception raise:format:] + 128 3   foundation                      0x1861865e0 nskvodeallocate + 340 4   avfoundation                    0x183b27b38 __destroy_helper_block_1474 + 28 5   libsystem_blocks.dylib          0x196ad1910 _block_release + 256 6   libdispatch.dylib               0x196a79954 _dispatch_client_callout + 16 7   libdispatch.dylib               0x196a7e20c _dispatch_main_queue_callback_4cf + 1608 8   corefoundation                  0x1852c22ec __cfrunloop_is_servicing_the_main_dispatch_queue__ + 12 9   corefoundation                  0x1852c0394 __cfrunlooprun + 1492 10  corefoundation                  0x1851ed1f4 cfrunlooprunspecific + 396 11  graphicsservices                0x18e51f6fc gseventrunmodal + 168 12  uikit                           0x189b7e10c uiapplicationmain + 1488 13  app                             0x10001d4ac main (main.m:8) 14  libdyld.dylib                   0x196aa6a08 start + 4   thread 0 name:  dispatch queue: com.apple.main-thread thread 0: 0   libsystem_kernel.dylib          0x0000000196bbf594 __semwait_signal_nocancel + 8 1   libsystem_c.dylib               0x0000000196aef1a0 nanosleep$nocancel + 200 2   libsystem_c.dylib               0x0000000196b142b8 usleep$nocancel + 64 3   libsystem_c.dylib               0x0000000196b36b1c abort + 116 4   app                             0x0000000100042b50 uncaught_exception_handler + 32 5   corefoundation                  0x000000018530a8ec __handleuncaughtexception + 688 6   libobjc.a.dylib                 0x00000001964283b0 _objc_terminate() + 112 7   libc++abi.dylib                 0x0000000195c25bb0 std::__terminate(void (*)()) + 12 8   libc++abi.dylib                 0x0000000195c25474 __cxa_throw + 132 9   libobjc.a.dylib                 0x0000000196428200 objc_exception_throw + 344 10  corefoundation                  0x000000018530a46c +[nsexception raise:format:] + 124 11  foundation                      0x00000001861865dc nskvodeallocate + 336 12  avfoundation                    0x0000000183b27b34 __destroy_helper_block_1474 + 24 13  libsystem_blocks.dylib          0x0000000196ad190c _block_release + 252 14  libdispatch.dylib               0x0000000196a79950 _dispatch_client_callout + 12 15  libdispatch.dylib               0x0000000196a7e208 _dispatch_main_queue_callback_4cf + 1604 16  corefoundation                  0x00000001852c22e8 __cfrunloop_is_servicing_the_main_dispatch_queue__ + 8 17  corefoundation                  0x00000001852c0390 __cfrunlooprun + 1488 18  corefoundation                  0x00000001851ed1f0 cfrunlooprunspecific + 392 19  graphicsservices                0x000000018e51f6f8 gseventrunmodal + 164 20  uikit                           0x0000000189b7e108 uiapplicationmain + 1484 21  app                             0x000000010001d4a8 main (main.m:8) 22  libdyld.dylib                   0x0000000196aa6a04 start + 0  thread 1 name:  dispatch queue: com.apple.libdispatch-manager thread 1: 0   libsystem_kernel.dylib          0x0000000196ba4c24 kevent64 + 8 1   libdispatch.dylib               0x0000000196a89e6c _dispatch_mgr_invoke + 272 2   libdispatch.dylib               0x0000000196a7b998 _dispatch_mgr_thread + 48  thread 2 name:  com.apple.nsurlconnectionloader thread 2: 0   libsystem_kernel.dylib          0x0000000196ba4e0c mach_msg_trap + 8 1   libsystem_kernel.dylib          0x0000000196ba4c84 mach_msg + 68 2   corefoundation                  0x00000001852c2214 __cfrunloopservicemachport + 196 3   corefoundation                  0x00000001852c0168 __cfrunlooprun + 936 4   corefoundation                  0x00000001851ed1f0 cfrunlooprunspecific + 392 5   cfnetwork                       0x0000000184cee2a0 +[nsurlconnection(loader) _resourceloadloop:] + 436 6   foundation                      0x0000000186202304 __nsthread__main__ + 1068 7   libsystem_pthread.dylib         0x0000000196c5bdc4 _pthread_body + 160 8   libsystem_pthread.dylib         0x0000000196c5bd20 _pthread_start + 156 9   libsystem_pthread.dylib         0x0000000196c58ef4 thread_start + 0  thread 3: 0   libsystem_kernel.dylib          0x0000000196bbfc78 __workq_kernreturn + 8 1   libsystem_pthread.dylib         0x0000000196c592d8 _pthread_wqthread + 988 2   libsystem_pthread.dylib         0x0000000196c58eec start_wqthread + 0  thread 4 name:  com.apple.cfsocket.private thread 4: 0   libsystem_kernel.dylib          0x0000000196bbf498 __select + 8 1   corefoundation                  0x00000001852c7c0c __cfsocketmanager + 656 2   libsystem_pthread.dylib         0x0000000196c5bdc4 _pthread_body + 160 3   libsystem_pthread.dylib         0x0000000196c5bd20 _pthread_start + 156 4   libsystem_pthread.dylib         0x0000000196c58ef4 thread_start + 0  thread 5 name:  com.apple.coremedia.player.remote thread 5: 0   libsystem_kernel.dylib          0x0000000196ba4e0c mach_msg_trap + 8 1   libsystem_kernel.dylib          0x0000000196ba4c84 mach_msg + 68 2   mediatoolbox                    0x00000001876efe7c figexpressnotificationthread + 100 3   coremedia                       0x0000000185b22028 figthreadmain + 244 4   libsystem_pthread.dylib         0x0000000196c5bdc4 _pthread_body + 160 5   libsystem_pthread.dylib         0x0000000196c5bd20 _pthread_start + 156 6   libsystem_pthread.dylib         0x0000000196c58ef4 thread_start + 0  thread 6 crashed: 0   libsystem_kernel.dylib          0x0000000196bbfc78 __workq_kernreturn + 8 1   libsystem_pthread.dylib         0x0000000196c592d8 _pthread_wqthread + 988 2   libsystem_pthread.dylib         0x0000000196c58eec start_wqthread + 0  thread 7: 0   libsystem_kernel.dylib          0x0000000196bbfc78 __workq_kernreturn + 8 1   libsystem_pthread.dylib         0x0000000196c592d8 _pthread_wqthread + 988 2   libsystem_pthread.dylib         0x0000000196c58eec start_wqthread + 0  thread 8 name:  com.apple.coremedia.player.async thread 8: 0   libsystem_kernel.dylib          0x0000000196ba4e48 semaphore_wait_trap + 8 1   libdispatch.dylib               0x0000000196a87f3c _dispatch_semaphore_wait_slow + 252 2   mediatoolbox                    0x00000001876e95bc fpa_asyncmoviecontrolthread + 1952 3   coremedia                       0x0000000185b22028 figthreadmain + 244 4   libsystem_pthread.dylib         0x0000000196c5bdc4 _pthread_body + 160 5   libsystem_pthread.dylib         0x0000000196c5bd20 _pthread_start + 156 6   libsystem_pthread.dylib         0x0000000196c58ef4 thread_start + 0  thread 9 name:  com.apple.coremedia.player.async thread 9: 0   libsystem_kernel.dylib          0x0000000196ba4e48 semaphore_wait_trap + 8 1   libdispatch.dylib               0x0000000196a87f3c _dispatch_semaphore_wait_slow + 252 2   mediatoolbox                    0x00000001876e95bc fpa_asyncmoviecontrolthread + 1952 3   coremedia                       0x0000000185b22028 figthreadmain + 244 4   libsystem_pthread.dylib         0x0000000196c5bdc4 _pthread_body + 160 5   libsystem_pthread.dylib         0x0000000196c5bd20 _pthread_start + 156 6   libsystem_pthread.dylib         0x0000000196c58ef4 thread_start + 0  thread 10: 0   libsystem_kernel.dylib          0x0000000196bbfc78 __workq_kernreturn + 8 1   libsystem_pthread.dylib         0x0000000196c592d8 _pthread_wqthread + 988 2   libsystem_pthread.dylib         0x0000000196c58eec start_wqthread + 0  thread 11: 0   libsystem_kernel.dylib          0x0000000196bbfc78 __workq_kernreturn + 8 1   libsystem_pthread.dylib         0x0000000196c592d8 _pthread_wqthread + 988 2   libsystem_pthread.dylib         0x0000000196c58eec start_wqthread + 0  thread 6 crashed arm thread state (64-bit):     x0: 0x0000000000000004   x1: 0x0000000000000000   x2: 0x0000000000000000   x3: 0x0000000000000000     x4: 0x0000000000002d1f   x5: 0x0000000000000000   x6: 0x0000000000000000   x7: 0x0000000000000000     x8: 0x0000000000000000   x9: 0x6800a3c4679d3eb0  x10: 0x0000000000000015  x11: 0x0000000000000000    x12: 0x000000012d0ea200  x13: 0x000000019ab850d8  x14: 0x0000000000000000  x15: 0x0000000000000001    x16: 0x0000000000000170  x17: 0x00000001964426b8  x18: 0x0000000000000000  x19: 0x000000010469c000    x20: 0x0000000000000009  x21: 0x00000000800002ff  x22: 0x0000000000009f0f  x23: 0x0000000000010000    x24: 0x000000019abab000  x25: 0x0000000000000000  x26: 0x0000000000000000  x27: 0x0000000000000000    x28: 0x0000000000000000  fp: 0x000000010469bf70   lr: 0x0000000196c592dc     sp: 0x000000010469bf10   pc: 0x0000000196bbfc78 cpsr: 0x40000000

crash logs can unhelpful. culprit nil pointer somewhere in code. may have no option step through code debugger making sure variables have values expect them have.


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