FBSession __destroy_helper_block_崩溃

Question

我在一个拥有15万用户的应用程序中获得了相当稳定的Facebook相关崩溃流。尝试同步到Facebook的用户中有2-3％似乎正在遭遇此次崩溃。看起来块可能是2x发布的？崩溃报告中的一些关键信息发布在下面。从facebook SDK的代码开始，有什么想法可以解决这个问题吗？

__destroy_helper_block_
in FBSession.m, line 1153

Exception Type:  SIGSEGV
Exception Codes: SEGV_ACCERR at 0xc
Crashed Thread:  0

Thread 0 Crashed:
0   libobjc.A.dylib                     0x3b43fb26 _objc_msgSend + 6
1   libobjc.A.dylib                     0x3b44fb0b objc_object::sidetable_release(bool) + 175
2   Memoir                              0x0010719b __destroy_helper_block_ (FBSession.m:1153)
3   libsystem_blocks.dylib              0x3b969ac5 __Block_release + 217
4   libsystem_blocks.dylib              0x3b969ac5 __Block_release + 217
5   libdispatch.dylib                   0x3b927d67 _dispatch_client_callout + 23
6   libdispatch.dylib                   0x3b92e7c1 _dispatch_main_queue_callback_4CF$VARIANT$mp + 269
7   CoreFoundation                      0x31038821 __CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE__ + 9
8   CoreFoundation                      0x310370f5 __CFRunLoopRun + 1301
9   CoreFoundation                      0x30fa1ce7 _CFRunLoopRunSpecific + 523
10  CoreFoundation                      0x30fa1acb _CFRunLoopRunInMode + 107
11  GraphicsServices                    0x35cc2283 _GSEventRunModal + 139
12  UIKit                               0x33843a41 _UIApplicationMain + 1137
13  Memoir                              0x00096353 main (main.m:20)

Answer 1

这最终成为Facebook SDK中的内部错误。更新最终解决了这个问题。