“No visible @interface for 'NSData' declares the selector 'base64EncodedString” error in MKStoreKit

Question

I\'m trying to upgrade my MKStoreKit to version 4.0 in my app so I can incorporate the \"restore in app purchase\" feature into my app. Apple wants to reject my app due to t

Answer 1

First add NSData+Base64.h and NSData+Base64.m in your project and in the class where you are getting the error import #import NSData+Base64.h and you will get out of that error.