Billing API v3 IabHelper NullPointerException

Question

edit 4/15: Catching nullpointer in IabHelper appears to have stopped this problem. I am no longer seeing the exceptions being thrown, I\'m going to accept

Answer 1

If you're getting this error on the emulator, it may be a very simple thing which happens in more than a half cases.

Check that you're using Google API SDK and not regular SDK!!!