-force_load

Crash Log:

Last Exception Backtrace:

0   CoreFoundation                

0x2f087f06 __exceptionPreprocess + 126

1   libobjc.A.dylib               0x3981ece2 objc_exception_throw + 34

2   CoreFoundation                 0x2f08b832

-[NSObject(NSObject) doesNotRecognizeSelector:]

+ 198

3   CoreFoundation                 0x2f08a132 ___forwarding___ + 702

4   CoreFoundation                 0x2efd9094 _CF_forwarding_prep_0 + 20

5   AmazingBOX                     0x0036cebe

-[RHAddressBookSharedServices init] (RHAddressBookSharedServices.m:124)

6   AmazingBOX                    

0x0036cc62 +[RHAddressBookSharedServices sharedInstance] (RHAddressBookSharedServices.m:98)

原因：

Project引用了RHAddressBook库，当中有catagory类NSThread+RHBlockAdditions.h。

因此，须要在other linker flag里面使用－ObjC、－force_load或者－all_load。