We upgraded google admob v7.5.1 to v7.7.0 through the pod file. After the application crashes to update at startup with the following log.
2016-03-21 12:17:47.065 myAppName[3672:83997] -[NSTaggedPointerString count]: unrecognized selector sent to instance 0xa0110632e20924c9 2016-03-21 12:17:47.119 myAppName[3672:83997] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[NSTaggedPointerString count]: unrecognized selector sent to instance 0xa0110632e20924c9' *** First throw call stack: ( 0 CoreFoundation 0x000000010a3e8e65 __exceptionPreprocess + 165 1 libobjc.A.dylib 0x0000000109e5fdeb objc_exception_throw + 48 2 CoreFoundation 0x000000010a3f148d -[NSObject(NSObject) doesNotRecognizeSelector:] + 205 3 CoreFoundation 0x000000010a33e90a ___forwarding___ + 970 4 CoreFoundation 0x000000010a33e4b8 _CF_forwarding_prep_0 + 120 5 CoreFoundation 0x000000010a300e84 -[NSSet initWithArray:] + 36 6 myAppName 0x000000010579e66e hasRequiredParams + 19102 7 myAppName 0x000000010579c3a3 hasRequiredParams + 10195 8 myAppName 0x000000010579c1fc hasRequiredParams + 9772 9 myAppName 0x000000010579c048 hasRequiredParams + 9336 10 myAppName 0x000000010573ad87 GADiTunesMetadataForFileAtPath + 2024 11 myAppName 0x000000010573a7d2 GADiTunesMetadataForFileAtPath + 563 12 Foundation 0x0000000106d07790 -[__NSObserver _doit:] + 304 13 CoreFoundation 0x000000010a3b569c __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 12 14 CoreFoundation 0x000000010a3b53db _CFXRegistrationPost + 427 15 CoreFoundation 0x000000010a3b5142 ___CFXNotificationPost_block_invoke + 50 16 CoreFoundation 0x000000010a3fa972 -[_CFXNotificationRegistrar find:object:observer:enumerator:] + 1986 17 CoreFoundation 0x000000010a2b0279 _CFXNotificationPost + 633 18 Foundation 0x0000000106ceb109 -[NSNotificationCenter postNotificationName:object:userInfo:] + 66 19 UIKit 0x0000000107cb06f0 -[UIApplication _callInitializationDelegatesForMainScene:transitionContext:] + 4272 20 UIKit 0x0000000107cb6cc6 -[UIApplication _runWithMainScene:transitionContext:completion:] + 1760 21 UIKit 0x0000000107cb3e7b -[UIApplication workspaceDidEndTransaction:] + 188 22 FrontBoardServices 0x000000010bcdf754 -[FBSSerialQueue _performNext] + 192 23 FrontBoardServices 0x000000010bcdfac2 -[FBSSerialQueue _performNextFromRunLoopSource] + 45 24 CoreFoundation 0x000000010a314a31 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17 25 CoreFoundation 0x000000010a30a95c __CFRunLoopDoSources0 + 556 26 CoreFoundation 0x000000010a309e13 __CFRunLoopRun + 867 27 CoreFoundation 0x000000010a309828 CFRunLoopRunSpecific + 488 28 UIKit 0x0000000107cb37cd -[UIApplication _run] + 402 29 UIKit 0x0000000107cb8610 UIApplicationMain + 171 30 myAppName 0x00000001055b4c7e main + 62 31 libdyld.dylib 0x000000010a8d492d start + 1 ) libc++abi.dylib: terminating with uncaught exception of type NSException
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