Libraries do not get added to APK anymore after upgrade to ADT 22
Quoting Streets of Boston from his adt-dev post: When upgrading, the ‘Order and Export’ of the new ‘Android Private Libraries’ is not always checked. And the android-support-v4.jar is now in this ‘Android Private Libraries’ section. To fix this, go to ‘Order and Export’ and check ‘Android Private Libraries’. Then refresh/clean/rebuild. After you done this ‘fix’ … Read more