iOS9 / iOS9.1 Already purchased and can not restore item.

From:

[[SKPaymentQueue defaultQueue] addTransactionObserver:self];

To:

NSArray* arr = [[SKPaymentQueue defaultQueue] transactions];
for(SKPaymentTransaction* tr in arr){
[[SKPaymentQueue defaultQueue] finishTransaction:tr];
}
[[SKPaymentQueue defaultQueue] addTransactionObserver:self];